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单词
fin
释义
fin
noun
countable
UK
/
fɪn
/
Other entries for this word
pectoral fin
noun
fin de siècle
adjective
Word Forms
singular
fin
plural
fins
DEFINITIONS
3
1
a thin flat part of a fish’s body that sticks out
Synonyms and related words
Parts of fish
fin
gill
mandible
2
a part on the back of an aircraft that sticks out and helps it to move smoothly
Synonyms and related words
Parts of aircraft
aerofoil
aft
aileron
3
a thin flat part on the back of a vehicle that is used for decoration
Synonyms and related words
External parts of cars and other road vehicles
armor
armour
axle
fin
noun
countable
US
/
fɪn
/
Other entries for this word
pectoral fin
noun
fin de siècle
adjective
Word Forms
singular
fin
plural
fins
DEFINITIONS
4
1
a thin flat part on the body of a fish that sticks out
Synonyms and related words
Parts of fish
fin
gill
mandible
2
a part on the back of an aircraft that sticks out and helps it to move smoothly
Synonyms and related words
Parts of aircraft
aerofoil
aft
aileron
3
a thin flat part on the back of a vehicle that is used for decoration
Synonyms and related words
External parts of cars and other road vehicles
armor
armour
axle
4
American
informal
a five-dollar bill
Synonyms and related words
Informal words for units of money
buck
C-note
fin
随便看
be on the lookout for
be on the march
be on the mend
be on the same page
be on the same wavelength
be on the take
be on the way up
be on the wing
be on the/its way
be onto a good thing
be onto a winner
be onto someone
be onto something
be on your best behavior
be on your best behaviour
be on your uppers
be on your way
be on/off the danger list
be on/under oath
be open to interpretation
be otherwise engaged
be outnumbered
be out of circulation
be out of here
be out of pocket
英语词典包含67175条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。
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更新时间：2026/3/14 3:06:15