pinch

捏；勒索；使苦恼；掐掉某物，修剪英释vvto press a part of someone’s skin very tightly between your finger and thumb, especially so that it hurts

匮乏；少量；夹痛nn

1 feel the pinch,[口]感到经济拮据

2 a pinch of,一撮，少许

3 pinch roll,夹送辊；导正滚轮；拉辊

4 pinch pennies,精打细算

5 pinch point,[化]夹点（饱和蒸气与冷却剂最小温差点）

6 in a pinch,必要时；在紧要关头

7 a pinch of salt,盐少许；一撮盐

8 pinch valve,夹管阀；夹紧式胶管阀

9 at a pinch,在紧要关头

10 pinch roller,压紧轮，紧带轮；挟滚轮

1 We have to stop her pinching her baby brother..我们不能让她再掐她小弟弟了。

2 He pinched her cheek..他捏了一下她的脸颊。