树冠平均直径

So we know that the distance must be about eight thousand miles, as twenty-five is a little more than three times eight. 那么我们就知道从世界一面到另一面的距离肯定是大约8000英里,因为25是8的三倍多一点。 That is no

发表于:2018-12-04 / 阅读(178) / 评论(0) 分类 美国学生世界地理教材

The Moon 月球 We find that the moon is about 239,000 miles (384,551 km) away from the earth, and, to within a few thousand miles, its distance always remains the same. Yet a very little observation

发表于:2018-12-05 / 阅读(148) / 评论(0) 分类 有声英文阅读

The Moon We find that the moon is about 239,000 miles (384,551 km) away from the earth, and, to within a few thousand miles, its distance always remains the same. Yet a very little observation shows that the moon is not standing till. Its distance fr

发表于:2018-12-07 / 阅读(100) / 评论(0) 分类 双语有声阅读

Quarter 25分硬币 A quarter is an American or Canadian coin. quarter是指美国或加拿大的一种硬币。 How much is a quarter? 这种硬币值多少钱呢? A quarter is equal to 25 cents. 它等价于25分。 It is worth one fourth of a do

发表于:2018-12-13 / 阅读(122) / 评论(0) 分类 与美国小学生一起学英文第5册

一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 di- 表示使分开,离开 distinguish = di + sting(刺)+ uish 将刺挑

发表于:2018-12-19 / 阅读(103) / 评论(0) 分类 英语PK台

围绕树木展开的话题.... Dan: Hello and welcome to this weeks 6 Minute English. Im Dan Walker Smith and today, for the second part of our tree climbing programme, Im joined by Kate. OK Kate, well last week we were talking about tree climbing,

发表于:2018-12-27 / 阅读(122) / 评论(0) 分类 一起听英语

1. circumference /səˈkʌmfərəns/ -- distance around a circle or rounded body; perimeter The circumference of a circle equals times the diameter. 圆周长等于与直径的乘积。 2. circumlocution /ˌsɜ:kəmləʊˈkju:ʃən/ -- roundabout way

发表于:2018-12-30 / 阅读(148) / 评论(0) 分类 突破英文词汇

Hi, I'm Carl Azuz. Welcome to this Columbus Day edition of CNN Student News! We'll be talking more about Columbus Day in just a couple minutes. But first, we're reporting on a breakthrough in Chile. And we mean that literally. A hole big enough to re

发表于:2019-01-08 / 阅读(140) / 评论(0) 分类 CNN2010年(十)月

HEALTH REPORT -October 30, 2002: Breast Cancer Operation Studies By Nancy Steinbach This is the VOA Special English Health Report. Two new long-term studies have compared two operations for early brea

发表于:2019-01-09 / 阅读(135) / 评论(0) 分类 健康与环境

Diameter 直径 A diameter is a straight line inside a circle. 直径是圆内的直线。 Can any straight line in a circle be a diameter? 圆内的任何直线都是直径吗? No, its two ends must meet at two different points on the circle. 不是

发表于:2019-01-10 / 阅读(115) / 评论(0) 分类 与美国小学生一起学英文第9册

Sand 沙子 If you look around you, you can find sand very easily. 你若环顾四周,就很容易发现沙子。 Sand comes from rocks. 沙子源自岩石。 Each grain of sand is less than 2 millimeters in diameter. 每粒沙子的直径小于两毫

发表于:2019-01-10 / 阅读(145) / 评论(0) 分类 与美国小学生一起学英文第5册

By Teresa Sullivan Washington 06 June 2008 Champion thoroughbred Big Brown is a strong contender to become the first horse in 30 years to win U.S. horse racing's Triple Crown on Saturday when he runs in the Belmont Stakes in New York. Big Brown alre

发表于:2019-01-13 / 阅读(171) / 评论(0) 分类 VOA标准英语2008年(六月)

In the storeroom 在库房 A:Where can I find a spare hose for the pump? A:我在哪里可以找到一跟备用的机泵软管? B:What size do you need? B:你需要什么型号的? A: 25 mm diameter. A:直径25毫米的。 B:They're at the back o

发表于:2019-01-14 / 阅读(141) / 评论(0) 分类 职业技术英语口语

A: I am looking for a pan. B: No problem. What size would you like? A: A big one would be nice. B: How about this one? It's our biggest16 in diameter. A: Oh, yes. I like that one. But it's too heavy. B: Okay, try this one. It's made of aluminum. A: O

发表于:2019-01-20 / 阅读(182) / 评论(0) 分类 购物英语对话

A: I am looking for a pan. B: No problem. What size would you like? A: A big one would be nice. B: How about this one? It's our biggest16 in diameter. A:I like that one, but it's too heavy. B: Okay, try this one. It's made of aluminum. A: This is muc

发表于:2019-01-21 / 阅读(162) / 评论(0) 分类 购物-Shopping

今天我们要学的词是crown jewel。 Crown jewel是珍宝的意思。美国通用汽车公司申请破产保护。General Motors was the crown jewel of U.S. industrialization, 通用汽车公司曾经是美国工业化进程的一颗璀璨明珠。

发表于:2019-02-03 / 阅读(144) / 评论(0) 分类 英语每日一词

Tree climbing: Part 2 NB: This is not an accurate word-for-word transcript Dan: Hello and welcome to this weeks 6 Minute English. Im Dan Walker Smith and today, for the second part of our tree climbing programme(节目,计划), Im joined by Kate.

发表于:2019-02-05 / 阅读(161) / 评论(0) 分类 六分钟英语

Bad weather meant that oil could not be pumped out of the ship the Rena today. The waves were too high. Pumping the oil is slow work because the oil is cold and thick. The pipe from the Rena to the oil barge is nearly 200m long and quite narrow, 7.5c

发表于:2019-02-17 / 阅读(105) / 评论(0) 分类 新西兰英语

It's not my life to live It's not my song to sing All I have is his For all eternity It's not my righteousness It's not my faithfulness All I have is his For all eternity And we will Crown him crown him King of glory Crown him crown him Lord of all C

发表于:2019-02-17 / 阅读(215) / 评论(0) 分类 音乐咖啡厅

Apart from much else, our lively interior created the outgassing that helped to build an atmosphere 不说别的,我们活跃的内部使大量气体喷涌而出,帮助建立了大气层, and provided us with the magnetic field that shields us

发表于:2019-02-25 / 阅读(95) / 评论(0) 分类 万物简史
学英语单词
aerophotogrammetric plan
ala (pl. alae)
alun-formol-toxoid
amazeth
balance-of-stores system
baleri
blocked magnetic tape
bolt seat
bracers
breaking the bank
caught the point of
Cervantes Prize
cetonia auratas
character string routine
Charlotte Bordj
chlorinated oil
choirloft
cotton knitting machine
cultivated
cuminamide
debenture to bearer
derivative control(or lead network)
dittology
Doues
drinkably
esthetic value
Exogoninae
filtration field
fixed oceanographic station
fructus xanthil
gamebags
Glycalox
Gondwanaland
greige yarn
Hanza
Helomyzidae
hop-hornbeam
horson
HP (horizontal plane)
immunopharmacological
intestinal juices
inverse transformation method
JOCC
keister
letter-name
lighter-than-air
lightmen
Ligularia songarica
link quality report
look-ahead field
machinery maintenance engineering
masquerade party
meadow foxtail
mean time between service failure
medium-altitude bombing
microcryostat
military autopilot
miscellaneous standard fixed cost
morphovar
national switching network
nosomycosis
novation of loan
nucleotide homopolymer
object of observation
owie
palaeoneurology
Pinetops
pleated cartridge
ppal
presentation services layer
processing, data
pupilarity
radial field cathode-ray tube
relation of identity
RWP (radiation work permit)
Sakiai
salmon whell
self healing network
serial word operation
silicone bonded
single-domain network
skeletogenous sheath
slot-number ratio
spark number
sparrow eye
spinback
sterculic
striated bundle
take someone's words for it
taper internal thread
The ball is in someone's court.
to sb.'s disappointment
top-blast refining
total compensation package
trichiurus brevis
trintocs
trompat
trypherus nantouensis
virtual proxy
Wabash River
wash fastness
Xiao Chaihu Tang