音标:[tә'træptәrәn] ;
有四翅的
n. An insect having four wings.

学英语单词
acanthopterous
afterburner rating
agression
anti-self
attention to detail
axial flow reversing gas turbine
butchers' knife
C shell
calian
CH2
character base
clan plaid
clear cut finish
cofinal directed set
confirmation request
corner the soar market
culturalization
curve negotiation test
Custer's method staining
dabbling ducks
decca-system navigation
deposit money
diffuse constant
DIGRO
dinkily
dividing partition
dysgnathic
exchange pairing (grell 1962)
fomites
for some strange reason
freibergite
friedkin
fuel reference
fuggle
g-factor of nucleus or nuclear particle
guest-lifts
hand-propelled lifeboat
hatchetation
homo erectus heidelbergensis
homotransplantable
human cytology
Humatrop
intrastent
It is on the stroke of
katangan age
laser ground mapping system
lock approach
macaronis-nies
meriquinoid salt
middle gluteal nerve
Mikhail Yurievich Lermontov
milled head
Mills.
mixed motives
molin's formula
mooring wire
mucky muck
myositis fibrosa
nativisation
net positive suction head(NPSH)
non-compensating chiasma
ooid
orb-weaving spiders
Physokermes
pleasuredomes
pump inlet valve
quasi realtime
recursive-subranging converter
response data
retrofuture
rogett
rope take-up device
Rubicon R.
rules of war
satow
saturation remanent level
selective quota
self-expression
sequential marketing
severnsides
single board computer
soft-money
split seedling
state change
sutured contact
switch disc
symbolic image
Syringa pinetorum
Syzygium odoratum
the book of fate
too big for one's boots
trigger sharpener
tripitaka
twinaxial cable
unfeudal
utility debugger
vincula lingul? cerebelli
vortex pair
wondered
woodlessness
y-schizandrin
yeson