bit3
n.[C]
- （马）嚼口；马勒
- （烟斗等的）咬嘴
- 钻头
- （刨）刃；（钥匙的）齿
- 约束
vt.
- 给（马）上嚼口
- 约束，抑制
短语
take the bit in (or between) one's teeth
- 脱出控制；不受管束
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He
took the bit in or between
his teeth and acted against his parents' wishes.
他不受管束而且违背父母的意愿。
辨析
bit1
n.
- a small piece, quantity, or extent of something.
- informal a set of actions or ideas associated with a specific activity:
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she did her theatrical bit.
- informal a girl or young woman.
- N. Amer. informal a unit of 12¹⁄₂ cents (used only in even multiples).
Phrase
- a bit
somewhat. - bit by bit
gradually. - a bit of a ——
- used to suggest that something is not severe or extreme:
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a bit of an accident.
- denoting a young person or one of slight build:
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a bit of a girl.
- a bit of all right
Brit. informal an attractive or pleasing person or thing. - bit of fluff
(or skirt or stuff)
Brit. informal a woman regarded in sexual terms. - bit on the side
Brit. informal - a person with whom one is unfaithful to one's partner.
- money earned outside one's normal job.
- do one's bit
informal make a useful contribution. - in bits
Brit. informal very upset or emotionally affected. - to bits
- into pieces.
- informal very much.
Etymology
OE bita ‘bite, mouthful’, of Gmc origin.
bit3
n.
- a metal mouthpiece attached to a bridle, used to control a horse.
- a tool or piece for boring or drilling.
▸the cutting or gripping part of a plane, pincers, or other tool.
- the part of a key that engages with the lock lever.
- the copper head of a soldering iron.
v.
put a bit into the mouth of (a horse).
Phrase
- get
(or take or have)
the bit between
(or N. Amer. in)
one's teeth
begin to tackle a task in a determined way.
Derivative
Etymology
OE bite ‘biting, a bite’, of Gmc origin.
bit4
n.
Computing a unit of information expressed as either a 0 or 1 in binary notation.
Etymology
1940s: blend of binary and digit.
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