当量圆直径

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(54) / 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(25) / 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(33) / 评论(0) 分类 与美国小学生一起学英文第5册

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(66) / 评论(0) 分类 突破英文词汇

algebra n. 代数 algorithm n. 运算法则 circumference n. 周长 curve n. 曲线 database n. 数据库 decimal adj/n. 十进制 diameter n. 直径 dimension n. 维 equation n. 方程式 facet vt. 刻画平面 geometry n. 几何学 graphic adj. 生动

发表于:2018-12-30 / 阅读(66) / 评论(0) 分类 80天攻克雅思核心词汇

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(38) / 评论(0) 分类 与美国小学生一起学英文第9册
学英语单词
Abbellimenti
Activated-7-Dehydrocholestrol
air cleft
amynthas chilanensis
apostrophe character
auto valve
auto-bias
Banbury (mixer)
be in no mood for
be said
block (in organization of data)
braune
burmannia disticha l.
caudal flesh
cbse
cinematografica
conjunctival ulcer
convallamaroside
corporate debt
Debot effect
dehydration tank
diaethylstilbestrol
digital differential analyser
directional dependence
dry-type dust collection system
edrophonium (chloride)
effective procedure
epicene
extraction valve
faradic exhaustibility
ferritizing
fetter bush
flood season-dry season price
floripavine
galactoglycosuria
gardinier
genus vulpess
gerars
gibbridge
glume blight of rice
go out with sb
hair greases
hard sphere theory
in-look
interconnectable
interruptibility
intervertebral forceps
ipos
john glover
John VI
kapalas
khandala
la linea
leather pants
legal lag
letter of apology
line printer
lisp compilers
lithologic hydrocarbon reservoir
Lubycza Królewska
macrosynteny
Malyy Yugan
man of men
marine pipeline
mchangama
menningers
micro measuring apparatus
minooka
mutual restriction of five phases
nimesh
oceansphere
Omain
overlet
palaeoanthropologies
parjis
paying for
plunger cylinder
polyproline
reactive voltage
ready-mixed paint
resanctification
rumenic acid
Saussurea neoserrata
scelerate
sea scorpions
silvertop
Smart Park
solar transition region
spathulifera
squawk duck
static equilibrium method
Steudnera
strike
time of earthquake at epicenter
torque-slip curve
unendangered
unthank
vacabond
vacuum transfer vessel
variable output runoff regulation
venomly
Yermak Plateau