sleeve

名词

1. 1

   袖子、衣袖

   He rolled up his sleeves before washing the dishes.

   他洗碗前把袖子卷了起来。

2. 2

   套子、封套

   The record came in a plain cardboard sleeve.

   那张唱片装在一个朴素的纸板封套里。

3. 3

   套管、衬套机械

   The worn sleeve inside the pump needs replacing.

   泵浦里磨损的套管需要更换。

相关片语

• wear one's heart on one's sleeve
• up one's sleeve