num. 二十一, 二十一个
n. 二十一, 二十一个, 二十一点牌戏
n. the cardinal number that is the sum of twenty and one
s. being one more than twenty
词型变化:名词复数形式 : twenty-ones

twenty-one的用法和样例:

例句

用作数词(num.)
  1. Oh, I wish to goodness I were twenty one.嗨,我要是二十一岁就好了。
  2. Next monday is my birthday of twenty first.下星期一是我二十一岁的生日。
【近义词】
学英语单词
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arrow root starch
ascending arc
atmospheric center of action
automatic position
auxiliary-machinery
available field of view
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bcbs
Berggnie treatment
Biopar
briollays
Calycophyllum
came true
can't-wait
cease from
cement pipe
compressed powder
compression work
confirm primitive
convitious
crib mattress
cshesive bandage
curvilinear orthogonal coordinate
DC-10
de quervain's thyroiditis
defenser
demoscener
Dichlotride
dividend order
engineering swap transaction
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flexible organization
funny-ha-ha
fuse metal fire detecting system
gamblest
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grain carrier beater
graphite centre rod
hagrider
halkins
hiemate
high-recombination-rate contact
homization
horal zone
hrududu
jurist
kitschify
kotoracythere yangyao
laccate
legspinners
little bluestem
Lycium barbarum
manners of a prince
marine biogeographical region
MECN
membranae spiralis
midecamycin(mydecamycin)
multicomponent slag
negative polarity zone
Nitrimidazine
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pasture ground
photochemical reactivity
polyethylene naphthalate fibre(pen)
polygenesic
poonanas
preclinical medicine
Preset System
pro bono legal assistance
pry up
Puritan City
qualitative negotiation
quality plan
radioimmunoprecipitation assay
random allocation design
rhinitis tablet
Sapygidae
schame
schizoid type
Schweizerische Normen-Vereinigung
self-contemptuous
signal display
silicon (si) fet
small fort
Stijl, De
striddling
surfacespread method
thermodynamic gas scale
thick-film integrated circuit
threat vector
toxicity criterion
transfer tensor
two-plate-two-ring capacitor
utility-price
venae musculares
warranty bond
wave ogive
well-sharpened
wiren