bob
柯林斯詞典
1. V-I If something bobs, it moves up and down, like something does when it is floating on water. 上下浮動
Huge balloons bobbed about in the sky above. 巨大的氣球在上空上下浮動。
2. V-I If you bob somewhere, you move there quickly so that you disappear from view or come into view. 快速移動
She handed over a form, then bobbed down again behind a typewriter. 她遞過來一張表格，又快速坐回到打字機后面。
3. N a short abrupt movement, as of the head 點頭
4. N a hairstyle for women and children in which the hair is cut short evenly all round the head 波波短發(fā)
5. V to cut (the hair) in a bob 剪成波波造型
6. N [英國英語] →(formerly) an informal word for a shilling
7. V to tap or cause to tap or knock lightly (against) 輕敲; 使輕敲
8. N a light knock; tap 輕敲
返回 bob
bob /b?b/ (bobbing,bobbed,bobs)
劍橋詞典
- [ 不及物動詞：后面不接賓語的動詞 ]
to move up and down quickly and gently , especially on the surface of water
（尤指在水面上）輕輕地快速上下晃動
In the harbour , the boats bobbed gently up and down on the water . 港口里的船只在水面上輕輕地上下晃動。
[ 不及物動詞：后面不接賓語的動詞 經(jīng)常 后面必須接副詞或介詞的動詞, 及物動詞：后面接賓語的動詞 ]
to move quickly in a particular direction
（朝特定方向）快速移動
I dropped the bottle into the water and watched it bob up to the surface a moment later . 我把瓶子丟進海里，觀察到它一會兒又浮到水面上來了。
Suddenly a head bobbed up from behind the hedge . 突然從樹籬后面冒出一個頭來。
She bobbed a curtsy (= bent down from the knees briefly as a sign of respect ) to the Queen. 她向女王行了個屈膝禮。 返回 bob