二次散射; 重散射

The aluminium smelter at Tiwai Point near Invercargill opened in 1971. It had a contract to buy cheap electricity, generated by hydro-electricity from Lake Manapouri which is not far away. Now in 2013, 13% of all electricity generated in New Zealand,

发表于:2018-12-31 / 阅读(59) / 评论(0) 分类 新西兰英语

今天要讲的习惯用语都由这样一个关键词发展而来 : powder。 大家一定知道powder是粉, 可以是扑脸的香粉,也可能是治病的药粉或者爆炸的火药,种类繁多。今天要学的第一个习惯用语是:

发表于:2019-01-14 / 阅读(104) / 评论(0) 分类 美国习惯用语

New Zealand mothers are having difficulty finding cans of baby formula in the supermarkets. Some supermarkets are limiting the number of cans to two per customer. The shortage may be because Chinese in New Zealand are buying cans of formula to send b

发表于:2019-01-27 / 阅读(52) / 评论(0) 分类 新西兰英语

Suspicious Powder Discovered on Capitol Hill Deborah Tate Three U.S. Senate office buildings are closed, and congressional business has been disrupted a day after a suspicious powder, believed to be t

发表于:2019-01-31 / 阅读(87) / 评论(0) 分类 VOA2004(上)--各类新闻

今天要讲的美国俚语由powder发展而来。大家一定知道powder是粉,可以是扑脸的香粉,也可能是治病的药粉或者爆炸的火药,种类繁多。今天要学的第一个习惯用语是: take a powder。 习惯用语t

发表于:2019-02-09 / 阅读(66) / 评论(0) 分类 美国俚语

今天要学的习惯用语是: keep one's powder dry。在keep one's powder dry这个习惯用语里,powder指枪炮用的火药。以前步兵和水兵把火药装在火药桶里保持干燥,随时取用。要是哪个粗心大意的士兵忘了

发表于:2019-02-09 / 阅读(60) / 评论(0) 分类 美国俚语
学英语单词
2G/DM
agkistrodon acutus
almoners
anagrammatically
andam wadi
arena ballet
arrowheaded
at the very most
bardraft
barolite (witherite)
batch region
boot duck
cable vessel
can coating
capillary isoelectric focusing
Cascade Systems
cfsus
Cheremnykhite
coefficient of heat convection
common mapping
compulsory union membership
conlanger
conservation plant
conserved linkage
contingencies
covered bridge
coverup
cussing
degeorge
Dendrocalamopsis daii
dendrophoma mori
dimissions
drawer-type drying stove
Duff's device
early summer or late spring
el bab
electronic governance
epeirogenetic
Eucalyptus pauciflora
fertigates
final rejection
fixed point method
foursomes
Franco-German
hearts-and-minds
high sea
icon-baseds
interfield cut
interrupt mask word segment
iodoquinine
kulinna
La Adela
lead-minings
low noise receiver (lnr)
matrix of sum squares between classes
no-consequence attempt
non-expansion cycle
Nortriptylin
nose inlet
opera-singer
ophiopogonoligosaccharide
organic element analysis
palaeolongitude
Palos
paramnesia
paseporte
peroxycostunolide
phoebastria nigripes
precision measurement method
preclinical phases
prefix form
preparatory assistance
rebujitos
refuelling cavity
resend
rotblat
Salop
selective dissemination of microfiche
Shipalts
single-stack furnace
Skikda, G.d'
smooth core
soft crab
sportman toll
spot oil price
statuta realia
steady pipe
Steiner's theorem
super strength
tank strainer
tenemented
torsional strength
twentyfourth
twewe
unsoeld
vicontiels
vigilancy
volaris
vowel-lengths
with a grain salt
work oneself into the ground