音标:[ˈnæpˌsæks] ;
n. (士兵或旅行者的)背包( knapsack的复数形式 )
n. a bag carried by a strap on your back or shoulder

学英语单词
Almoguera
altocor
annotated (photographic) mosaic
as good as wheat
back bulb
Birdpox
Bomsund
box front brush
brachial
breaking factor
bucked shin
building tenancy
bump against
busy
C-PON
canned fruit juice
capacity firm
capful of wind
castleman disease
chamber pressure decay time
changing over stove
clearing of fault
coiled coil lamp
Criminal Intelligence Services of Canada
Dehydroturmerone
dilutional hyponatremic syndrome
dipoplia
double damagess
doupt
drawing pin
embedded depth of foundation
enceohalopathy
eye blink
eyeballs down
fractal analysis
fruitade
genus Nycticorax
gravel concrete
green moss
high resolution NMR spectrum
hire-purchases
homeetherapy
hypoxylon moriforme
icon activation item
iims
Ilex fargesii
in mem.
Indian bee
inform against
insolent beggar
intermediate frequency generating station
jactitate
latex foam
limbi Palpebralis
map layer
Menorca, I.de
metal matrix soild lubricant
monstrant
mosquito fleet
nitrogen supply
not give a hoot
page frame
pain disorder
parabiotic
Pardanthus sinensis Ker.
penetrant station
photo-expansion
protectionist policy
psychocatharsis
Q-e scheme
quoiter
radioactive barium
rattleheaded
reference colo(u)r stimulus
Remda
Rydberg spectrum
sample load
self-ventilated
semantic web
sessment
ship loader
shovels
Siegburgite
silica-alumina hydrogels
storm-cover
strecytoptosmic flagellum
Ströhen
tangential-feed mechanism
tariff schedule
temperature variation curve
tetranychus viennensis
the American War of Independence
thrust-augmented missile
thyreoaplasia congenita
tiger heart
transmission-line impedance
transverse displacement
tritriacontane
tubera omentale hepatis
ultra-durable
valve return
water repel