up

过去分词：

动词过去分词: upped

更多词形：

动词过去式: upped | 动词过去分词: upped | 动词现在分词: upping | 动词第三人称单数: ups |

单词例句：

The parents tried to smother up his son's crime.

这两个家长想给其儿子掩盖罪行。

I need a piece of string to tie this parcel up.

我需要一根细绳把这包裹扎起来。

I believe he has started reading up anthropology.

我相信他已开始攻读人类学。

John vamped up a few rumors to discredit his enemy.

约翰编造一些谣言去中伤他的敌人。

Jimmy has gummed up the typewriter.

吉米把打字机弄坏了。

I'm not feeling up to snuff today.

我今天觉得不大舒服。

She could knit up a baby's coatee in an afternoon.

她一个下午就能编结好一件婴孩的紧身短上衣。

A transistorize radio takes no time to warm up.

晶体管收音机不需要预热时间。

The big dog leapt up at the little girl.

那条大狗跳起来朝小女孩扑去。