木材蛀虫(如粉蠹虫等)

This is the VOA Special English Agriculture Report. A beetle invasion in the United States has killed at least twenty million ash trees. The invasion of the emerald ash borer was first discovered near Detroit, Michigan, in two thousand two. Experts b

发表于:2019-01-11 / 阅读(169) / 评论(0) 分类 VOA慢速英语2007年(二)月

Wasp Recruited to Fight Invasive Beetle 美用黄蜂对抗甲虫入侵 Scientists are pitting insects against insects in a battle to control an invasive species. U.S. Department of Agriculture researchers have released tiny parasitic wasps in forests

发表于:2019-01-14 / 阅读(136) / 评论(0) 分类 VOA标准英语2014年(七月)

bed, deposit, field 书馆 矿床 outcrop 露头 fault 断层 vein, sean, lode 矿脉 gold reef 金矿矿脉 pocket 矿穴 reservoir 储藏 water table 潜水面,地下水面 mine 矿 stratum, layer 矿

发表于:2019-02-06 / 阅读(191) / 评论(0) 分类 英文语法词汇
学英语单词
angelines
atomic number 4
Bacillus firmus
backwatering
baffled plate
barometric-pressure
bechesthesia
boundary continuum
box type construction
Bugs Bunny
chevied
completion factor
composition error
concrete vibratory tamper
coulometric analysis with constant current
cubies
degradator
distreyne
DQ Herculis
drebrin
dumyat (damietta)
fade-down
fluid duplicating
flycatching warblers
full-colours
galumph
gayet
ground man
gyro bearing
hanap
HARDEX
hautboys
hexagonal packing
Hintlesham
hypophyllanthin
inferior by comparison
isoanethole
jaiole
kettle-drum
laminae of crystalline lens
low-values
lucidina biplagiata
magnetic pole distance
make off with something
man machine language
masling
Morse gauge
Motussin
multi-man-machine system
musa basjoo sieb. et zucc.
national welfare and people's livelihood
numerical aspect
ovulates
phosphate flour
placental infarction
plane turntable
polar coordinatograph
post bed sewing machine
postoperative tetany
PPGF
prescripted
primal screams
programmed operators
promoting mergers tax credit
propanocaine
prunes and prisms
pseudo-cirrus
quasi-statical process
rejoicings over the law
ringoal
roadying
rumblegarie
rust-red
saddle block anesthesias
scale setting
seraphs
sewage effluents
snubbiness
soda sanidinite
solute volatilization interference
spinodal phenomenon
sprod
St Christopher and Nevis, The Federation of
state administration of commodity prices
strain cell
tall cupflower
taper caliper
telemetry data center
Thecoidea
Theobalds
thorb
thrust termination time
tiger kidnapped
tolyls
unbloodthirsty
upslide
vowelly
water supply fire tanker
white neon
wild swimming
wind-field interaction
wristwatch radio