保险

1. 潜水
Diving is the activity of working or looking around underwater, using special breathing equipment.

2. 跳水;跳水运动
Diving is the sport or activity in which you jump into water head first with your arms held straight above your head, usually from a diving board.

1. a headlong plunge into water

Synonym: dive

2. an athletic competition that involves diving into water

Synonym: diving event