音标:['bæk,said'frʌnt] ;
adv. = back end-to

(Begin with everyone standing in a circle.) Let's try the Hokey Pokey! Show me one hand. (Hold up one hand.) You put one hand in. (Put one hand in the circle.) One hand out. (Put that hand out of the circle.) One hand in. (Put the hand back into the

发表于:2019-01-10 / 阅读(272) / 评论(0) 分类 Super Simple Songs 唱唱跳跳学美语

(Begin with everyone standing in a circle) Hey everybody. It's time to do the Hokey Pokey! Make a BIIIIIG circle. You put one hand in. (Put one hand in the circle.) One hand out. (Put that hand out of the circle.) One hand in. (Put the hand back into

发表于:2019-01-10 / 阅读(241) / 评论(0) 分类 Super Simple Songs 唱唱跳跳学美语

When it comes to image problems, cockroaches wipe the floor just like any bugs we have met so far. they are fast, furious and one of the toughest creatures on earth. these are quick. They can move up to fifty body lengths per second. If we could do t

发表于:2019-01-22 / 阅读(321) / 评论(0) 分类 自然百科2013年
学英语单词
aliev
anguiss
antidromal torsion
Apocynum androsaemifolium
asset portfolio
astegopteryx bambusifoliae (takahashi)
Ba-mordenite
bacteriologic(al) examination
barrel-roll
bass response curve
Beamud
being done
bladder tumor
blounts
broadcasting system
chlorbutamide
clip-quadrat
cloud banner
coccycephalus
communications parameters
constrictive endocarditis
cottonfields
couple of forces
crathon
cylindrica Beauv Imperata
defasciculates
deferred advertising expense
deferred to
draw the attention of
ducts of Santorini
duyr
embryogeosyncline
flight from the dollar
fluooxycolumbate
fog trumper
geissler discharge
genderfucks
Girouard
graduatical
groupment
hair cross
herogreat
high-temperature ablative material
hyperintellectual
Iitti
in contradistinction from
inferior indusium
innervation apraxia
interaction point
irregular fluctuation
jugulare
Koichas
lagrange multiplier
Mackay, Mt.
major agglutinin
mathematised
micrroutine
misoes
motorcar deck
mounching
omnipresent program
ore preparation characteristic
oxdiazole
Pförring
photoreceptors
pinnaspis liui
pollutant
pore-creating
powercuts
pressure compounded reaction turbine
probe counter
productivity of furnace
psudo-death
pulsometer pump
quasi-rectiliner stress diagram
recoil strength
resina dammar
rhabdosphaera xiphos
riffle beetle
rope
rotary suction box
secondary gill lamellae
sedalgin
sensine
spaghettis
spikelet number
spinal subarachnoid hemorrhage
squaw winter
superscalers
thompson
Tillantox
track measuring device
ttl technology
typical form
uhd
unacceptable terms
unikes
valvular endocarditis
variable-depth opener
vertical organization structure
virgin coal
wood species