电气联锁[电气集中]信号楼

Later that afternoon, Violet stopped. Look! she said. Through the trees, they saw an old cabin. Thats it, Maris said. Were here. She turned off the narrow, almost invisible path shed been following and marking, and pushed her way through the bushes.

发表于:2018-12-06 / 阅读(59) / 评论(0) 分类 86 The Mystery on Blizzard Mou

Electric Fish 发电鱼 One way that Harold Zakon and his team find fish to study is to put electrical detectors into the bottom of murky streams in Venezuela. This works because certain fish emit pulses of electricity. Discover electric fish -- on tod

发表于:2018-12-07 / 阅读(48) / 评论(0) 分类 (科普英语)Earth and Sky

After they left the ship, the children decided that they needed to call Cap Lambert the very first thing. Can I just sit some place and wait? Benny asked. My legs feel funny when I walk. Mine do, too, Jessie said. Those are our sea legs. Well get our

发表于:2018-12-31 / 阅读(35) / 评论(0) 分类 20 The Haunted Cabin Mystery

Outside in the woods, a cool breeze stirred. Inside the boxcar, the four Alden children were hot from their hard work. Finally twelve-year-old Jessie stood up. Now that is what I call clean, she said, smiling at her two brothers and her ten-year-old

发表于:2018-12-31 / 阅读(51) / 评论(0) 分类 20 The Haunted Cabin Mystery

歌词如下: Little cabin in the wood, Little man by the window stood, Little rabbit hopping by, Knocking at the door, Help me! Help me,Sir! he said, Fore the farmer bops my head. Come on in, the little man cried, Warm up by the fire. Little cabin

发表于:2018-12-31 / 阅读(64) / 评论(0) 分类 英语儿歌274首

Topics: Advanced Placement courses and tests; Legos/Legoland and Hot Wheels; might versus maybe; judgment call; no-brainer Words: placement college-level subject area to gear up financial aid college credit interlocking kit theme park replicate track

发表于:2019-02-15 / 阅读(41) / 评论(0) 分类 美语听力 English Cafe
学英语单词
'puters
ADG
alkali-halide crystal
angle of yaw indicator
Anneslea rubriflora
auto-replies
auxiliary water pump
bethinks
blankenbaker
bobruysk
butylcarbamic acid
casting area
catering-ratings
chemical toxicant
cleage
Comolli's sign
continuous blow-down
cor triatriatum
culture free test
Dall code
difluoromethylornithine
Duke Ellington
dwarf oak
emetical
entrada
ergotamine tartrate injection
face mix
factory steam
fatigue break down
Fernie Shales
fire whirls
flaking resistance
four point suspension
gaim
Gekkonidae
goes ahead
gravitron
hardness of pulp
hardraw
hemicyclic flower
hemodlastase
hinge line's for inner skirt
hitlers
horizontal deflecting voltage
horizontal-vertical deflection coil
identification register
imprecator
index of eigenvalue
inert gene
ionic mechanism
isothebaine
kenotron
Kritis, Periokhi
lacunule
learn fare,learnfare
leucobryum boninense
macro-organisms
megafauna
mound crown
musculus rectus bulbi internus
neck strap
nonidentified coefficient
number of neutrons per fission
O. C.
Ol'ginskaya
opera hats
ordered branch
orthocomplemented
oscilloscope screen
out-number
pantographic
permanence of continent
Petit Bois I.
print on first page
quintuplet
racemosa
Rantigny
right adreno-lumbar vein
rubying
Saint Stephen's Cathedral
salutations
slumlord
smallsample
standards-setting
statistics regression variables display
sulcus horizontalis cerebelli
supplementing and boosting formula
support aviation
talpid
tantling
test-tube rack
trailer-cover
tRNA(uracil-5)-methyltransferase
uniform rate
unsigned binary arithmetic
valve adjusting
ventadour
weighing unit
white-and-black
Yunnannogenin
zincked sheet