12 Y chromosome
Y chromosome
(biology 生) chromosome that occurs singly and only in male cells, and produces a male after combining with an X chromosome during thereproductive process Y染色体. Cf 参看 X chromosome(X).
阅读全文4 Y, y
Y, y
n
(pl Y´s, y´s ) the twenty-fifth letter of the English alphabet 英语字母表的第二十五个字母
`Yak´ begins with
阅读全文5 yacht
yacht
n
1 light sailing-boat, esp one built specifically for racing 快艇; （尤指专为竞赛用的）帆船
[attrib 作定语]
阅读全文9 yachtsman
yachtsman
n
(pl -smen , fem 阴性作 `yachtswoman) person who has yachting as a hobby 帆船运动爱好者
a round-the-worldyachtsman 环游世界一周的帆船运动爱好者.
阅读全文4 yack
yack
v[I, Ipr, Ip]
~ (away/on) (about sb/sth) (sl 俚) talk continuously and often noisily (usu about sth unimportant) 唠唠叨叨, 闲扯（常为高声地）
Joy kept yacking (on) about the wedding. 乔伊唠唠叨叨地聊著婚礼的事. yack, n (usu sing 通常作单数) (sl 俚) persistent or trivial conversation; chatter 絮絮叨叨的谈话; 聊天; 唠叨
阅读全文12 yackety-yack
5 yahoo
3 yak
4 Yale
Yale
n
(also `Yale lock) (propr 专利名) type of lock with revolving internal parts, commonly used for doors, etc 耶鲁锁, 撞锁（常用作门等的锁）
have a Yale (lock) fitted 安装耶鲁锁
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10
son-in-law
9
hell-bent
8
houseman
7
coltish
13
improbability
6
enlist
7
problem
10
hemisphere
9
pneumatic
9
transship
8
vastness
8
vileness
9
carnivore
8
racially
8
scramble
11
mace-bearer
8
existent
4
weep
7
unscrew
7
tedious
8
helmeted
5
sherd
12
work-to-rule
8
backdrop
11
laboriously
8
admitted
11
counterpart
4
pork
6
expend
5
scion
14
self-indulgent
3
ago
8
sequence
5
limey
8
belabour
10
relativity
9
divisible
9
automatic
3
-ic
17
gentleman-at-arms
8
flogging
12
perverseness
11
wine-cellar
5
flour
11
symptomatic
3
now
8
cultured
11
oxygen mask
16
free association
8
quayside
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son-in-law
hell-bent
houseman
coltish
improbability
enlist
problem
hemisphere
pneumatic
transship
vastness
vileness
carnivore
racially
scramble
mace-bearer
existent
weep
unscrew
tedious
helmeted
sherd
work-to-rule
backdrop
laboriously
admitted
counterpart
pork
expend
scion
self-indulgent
ago
sequence
limey
belabour
relativity
divisible
automatic
-ic
gentleman-at-arms
flogging
perverseness
wine-cellar
flour
symptomatic
now
cultured
oxygen mask
free association
quayside