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bob + noun (hair)
常用于描述剪短头发至齐肩或更短。
She bobbed her hair for the summer.
她为夏天剪短了头发。
短发；波波头
bobs — plural of bob
先理解核心含义，再看它在真实句子里的用法。
短发；波波头
a short haircut, especially for women or children
She bobbed her hair for the summer.
她为夏天剪短了头发。
上下快速摆动。
A bobbing motion; a quick up and down movement.
波波头发型。
A bob haircut.
一种图形元素,类似于硬件精灵,可以在屏幕上大量移动。
A graphical element, resembling a hardware sprite, that can be blitted around the screen in large numbers.
泛指男性
A generic male person.
After years of long hair, she finally got a bob and loved the new look.
留了多年长发后，她终于剪了个波波头，并且很喜欢这个新造型。
Her chin-length bob was easy to style for the job interview.
她那及下巴的波波头在求职面试时很容易打理。
Short bobs are popular in summer because they keep you cool.
短发波波头在夏天很流行，因为它们让人感觉凉爽。
常用于描述剪短头发至齐肩或更短。
She bobbed her hair for the summer.
她为夏天剪短了头发。
描述轻快的上下运动，常用于浮标或头部动作。
The cork bobbed on the water.
软木塞在水面上上下浮动。
波波头是一种齐短发式，通常长度到下巴。
She decided to get a bob.
她决定剪个波波头。
浮子用于指示鱼咬钩。
He attached a bob to the fishing line.
他给钓鱼线装上了浮子。
Not this
She bobed her hair yesterday.
Use this
She bobbed her hair yesterday.
英语中，动词 'bob' 的过去式需要双写 'b' 再加 '-ed'，即 'bobbed'。中国学习者常忽略双写规则，导致拼写错误。
Not this
She has bob hair.
Use this
She has a bob.
作为名词表示‘短发’时，'bob' 是可数名词，前面需加不定冠词 'a'。中国学习者常受中文‘短发’不可数的影响，误用为不可数名词。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
剪短发
She decided to bob her hair for the summer.
她决定夏天剪短发。
上下跳动
The cork bobbed up and down on the water.
软木塞在水面上上下跳动。
咬苹果游戏
Children love to bob for apples at Halloween parties.
孩子们喜欢在万圣节派对上玩咬苹果游戏。
短发发型
She wore a sleek hair bob to the party.
她梳着光滑的短发发型去参加派对。
钓鱼浮子
He attached a red fishing bob to his line.
他在鱼线上系了一个红色的钓鱼浮子。
点头
He gave a quick bob of the head in agreement.
他快速点头表示同意。
闪躲
The boxer bobbed and weaved to avoid his opponent's punches.
拳击手闪躲以避开对手的出拳。
突然出现
A head bobbed up from behind the wall.
一个头从墙后突然冒出来。
点头
She bobbed her head in agreement.
她点头表示同意。
闪躲，洛奇！
He bobbed to avoid the punch.
他上下躲闪以避开那一拳。
Use bobs naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象一个浮标（bob）在水面上上下跳动，或理发师剪短（bob）头发，发音像‘波波’。
[object Object]
动词可及物可不及物，名词为可数名词
Dictionary facts from ECDICT, WIKTIONARY.