bit

bit, piece, sheet, slice, fragment, scrap

这些名词均含有“片、块、段”之意。
bit: 侧重指微小，一点点，小碎片。
piece: 最普通用词，多指从整体上分割下来的东西，可大可小。
sheet: 侧重指平整很薄的一张或一片。
slice: 多指切得很薄的一片食物。
fragment: 指破裂的，不完整的碎片。
scrap: 侧重指废弃的零碎之物。

名词 bit:

1. a small quantity
   同义词：spot
2. a small fragment of something broken off from the whole
   同义词：chip, flake, fleck, scrap
3. an indefinitely short time
   同义词：moment, minute, second
4. an instance of some kind
   同义词：piece
5. piece of metal held in horse's mouth by reins and used to control the horse while riding
6. a unit of measurement of information (from binary + digit); the amount of information in a system having two equiprobable states
7. a small amount of solid food; a mouthful
   同义词：morsel, bite
8. a small fragment
   同义词：snatch
9. a short theatrical performance that is part of a longer program
   同义词：act, routine, number, turn
10. the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press

动词 bite:

1. to grip, cut off, or tear with or as if with the teeth or jaws
   同义词：bite, seize with teeth
2. cause a sharp or stinging pain or discomfort
   同义词：bite, sting, burn
3. penetrate or cut, as with a knife
   同义词：bite
4. deliver a sting to
   同义词：sting, bite, prick

1. The noise from that party is getting a bit much.
   从聚会上传来的喧闹声越发过分了。
2. He assembled the model aircraft bit by bit.
   他一块一块地装配飞机模型。
3. Your article is a bit long for our paper.
   你的文章对我们的报纸而言长了一点。
4. He read all the interesting bit in the newspaper.
   他把报纸上点点滴滴有趣的新闻都读了。

bit

n.（名词）
A small portion, degree, or amount:
一点，一块，一些：
例句：
a bit of lint; a bit of luck.
一块棉绒；一点运气

A brief amount of time; a moment:
一小段时间；片刻：
例句：
Wait a bit.
等一会儿

A short scene or episode in a theatrical performance.
一小段情节：戏剧表演中的小场景或情节
A bit part.
小角色
An entertainment routine given regularly by a performer; an act.
固定表演：由表演者定期表演的娱乐性常规剧目；表演
Informal
【非正式用语】
A particular kind of action, situation, or behavior:
行为举止：一种特殊的行为、情况或举止：
例句：
got tired of the macho bit.
厌倦了男子气

A matter being considered:
被考虑的事件：
例句：
What`s this bit about inflationô
通货膨胀是怎么回事ô

Informal An amount equal to !/8 of a dollar:
【非正式用语】 一角两分半：等于!/8美元的数量：
例句：
two bits.
25美分

Chiefly British A small coin:
【多用于英国】 小硬币：
例句：
a threepenny bit.
三便士硬币

<习惯用语>a bit
To a small degree; somewhat:
稍微；有点：
例句：
a bit warm.
有点儿热

bit by bit
Little by little; gradually.
一点一点地；逐渐地
来源：
Middle English bite [morsel]
中古英语 bite [少量]
from Old English bita * see bheid-
源自 古英语 bita *参见 bheid-

bit
bit 2

n.（名词）
The sharp part of a tool, such as the cutting edge of a knife or ax.
刀刃，斧刃：工具的锋利部分，如刀片或斧头切割边
A pointed and threaded tool for drilling and boring that is secured in a brace, bitstock, or drill press.
钻头：曲柄、钻柄或钻床之上用于钻孔的尖头工具
The part of a key that enters the lock and engages the bolt and tumblers.
钥匙齿：钥匙插入锁中并使锁簧和制栓接合的部分
The tip of the mouthpiece on a pipe or a cigarette or cigar holder.
烟嘴：烟斗、香烟或雪茄烟嘴的顶端
The metal mouthpiece of a bridle, serving to control, curb, and direct an animal.
马勒，嚼子：放在嘴里的金属制马勒，用于控制约束和驾御牲畜
Something that controls, guides, or curbs.
控制物：起控制、引导或约束力的事物
v.tr.（及物动词）
bit.ted,bit.ting,bits
To place a bit in the mouth of (a horse, for example).
给…的嘴上嚼子（如马）
To check or control with or as if with a bit.
控制：用或似用嚼子控制或抑制
To make or grind a bit on (a key).
给（钥匙）做或磨钥匙齿

<习惯用语>have the bit in one`s teeth 或
take the bit in one`s teeth
To be uncontrollable, as a horse is when it clenches its teeth on the bit; to cast off or refuse restraint.
不服管束，桀骜不驯：难以控制，如上嚼子的马紧咬着嚼子；释放或摆脱束缚
来源：
Middle English bite
中古英语 bite
from Old English [act of biting] * see bheid-
源自 古英语 [上嚼子的行为] *参见 bheid-

bit
bit 3

n.Computer Science （名词）【计算机科学】
A single character of a language having just two characters, as either of the binary digits 0 or .
位，比特：只有两个数的语言的一个数，如二进制数0或中的任何一个
A unit of information equivalent to the choice of either of two equally likely alternatives.
位元：相当于轮换选择二者之一的一组信息
A unit of information storage capacity, as of memory.
储存能量：储存能量，如记忆的一组信息

来源：
Blend of b(inary)
混合了 b(inary)
(dig)it
(dig)it

bit
bit 4

v.（动词）
Past tense and a past participle of bite
bite的过去式和过去分词