[化] 辛烷值; 辛烷特性

What Do Octane Numbers Mean? At the gas pump, you have a choice of octane numbers. 87? 93? Whats the difference? To explain octane numbers, lets take an imaginative leap into the internal combustion engine of a car. Inside the cylinders are combustio

发表于:2018-12-31 / 阅读(57) / 评论(0) 分类 英语听力文摘 English Digest

今天我们要学的词是level off。 To level off, 是稳定下来的意思。 At some major banks, the number of bad loans is starting to level off, 一些大银行的坏帐案例正在逐步稳定下来。 最新研究发现, U.S. obesity rate

发表于:2019-01-31 / 阅读(55) / 评论(0) 分类 英语单词荟萃

今天要讲的两个习惯用语并不是由同样一个关键的字组成的,然而,它们具有相同的意思。也就是诚实,真实等。今天我们要讲的第一个习惯用语就是:

发表于:2019-01-31 / 阅读(111) / 评论(0) 分类 美国习惯用语

Larry和李华正在乘公共汽车去公园去溜冰。今天李华会学到两个常用语:to level with someone和clueless. (Local traffic) LL: I have to level with you, Li Hua. I'm not very fond

发表于:2019-01-31 / 阅读(56) / 评论(0) 分类 美国之音《流行美语》

WELLINGTON, March 23 (Xinhua) -- Fuel prices are at their highest level in nearly three years in New Zealand on Wednesday after the four main oil companies increased their prices by 3 cents. Shell, Caltex, BP and Mobil have raised the price of 91 oct

发表于:2019-02-02 / 阅读(54) / 评论(0) 分类 英语新闻

BEIJING, Aug. 24 (Xinhuanet)-- A new study shows that a diet rich in cholesterol-friendly foods, such as soy products and tree nuts, can decrease LDL (bad) cholesterol significantly, according to media reports on Tuesday. The study, published in the

发表于:2019-02-08 / 阅读(74) / 评论(0) 分类 英语新闻
学英语单词
1-propynyl
a max
adenotonsillar
Ammoform
angle of brush lead
answer-back key
association fragment
batrachotoxin
bilge-eddy resistance
blackwater r.
bought-out
british commonwealth education
canonical divisor of an algebraic curve
car-bombing
carol ii
caudal region
centric maxillomandibular record
Chaetophoraceae
chisel in
contadinoes
cyberarts
digons
diplommatina tadai
direct observation method
division magnoliophytas
downgrade against engine
dropseed grass
eidetic memory
elastic spur gear
excelled
exploration costs in extractive industries
external piloting control
feses
fixed-rate pacemaker
fuel channeling
fundamental system of functions
futral
getter alloy
GM_female-or-feminine-male-or-masculine
GM_standard-and-non-standard-language
gold trioxide
grant of probate
haematin protein
harrill
hereditary cerebellar ataxia
high level switch
high pressure admission
hue range
induced outer measure
initis
Invershin
IPTS
Kappeler's maneuver
Lamina terminalis
lessened
light gray
linearflowage structure
lithanes
lithium propoxide
magnesia-lanthana-titania system ceramic
maximum frequency operation
minretumomab
misfeeds
movie star
nail-varnish
nul et non avenu
OMGUS
operations research
oprising
pedestal brace
Pedicularis confertiflora
periganglionic
periodic vortex
placenta praevia partialis
pretensioning system
protected lowland
provisional policy
pseudographia
r-t
reflexion of wave
rich in protein
screwdown control
screwing over
sherilyn
site assembly
skirting duct
special surplus account
spinwave
sump type fuel tank
Sunskiy Rayon
supracondylar amputation
three-square scraper
to clock in at
trammies
trypanid
Tyumen
variable speed model
Vierordt-Mesh formula
virtual call service
wanglee
white rami
whoopdee doo