- (头先入水地)跳水，(头朝下)跳入水中(into):
She dove straight into the pool.
她径直跳入池中。
He dived gracefully into the water.
他动作优美地跳入水中。
- (潜水艇、只带面罩不穿潜水衣的潜水员、游泳者等)潜水，下潜：
The submarine dove quickly as the destroyer searched for it.
当驱逐舰搜索潜艇时，潜艇迅速下潜。
to dive for gold
潜水打捞金子
- 【航空学】(飞机等从空中)俯冲；跳伞：
The aircraft dived steeply.
那架飞机俯冲下来。
The parachutists dived from the plane.
伞兵从飞机上跳伞。
- 冲击，猛冲，冲入，冲进，扑去：
The acrobats dived into nets.
杂技演员们跳入网里。
to dive for a ball
扑向球
to dive after the football
猛追足球
The spy dived quickly into a doorway.
那名暗探急忙钻进门口。
- 急剧下降：
Stock prices dived during the financial crisis.
金融危机期间股价骤跌。
- (突然)消失；突然隐去，突然潜没；躲进(into):
They dived into the Underground to escape the rain.
他们急忙钻进地铁避雨。
- (手)突伸，突然把手伸进(或插进)；跳进(in，into):
to dive into one's bag
猛地把手伸进某人的背包
She suddenly dived into the chest and produced a skirt.
她突然把手伸进箱子，掏出一条裙子。
- 潜心钻研，探究；埋头于(工作、活动等)，潜心于，全身心投入(in，into):
He dove straight into the new book and read all night.
他一头钻进那本新书里，读了个通宵。
to dive into one's work
埋头于工作
to dive into the Chinese history
开始潜心研究中国历史
- [美国俚语]【拳击】佯倒，假装被打倒：
The boxer dove in the fifth.
那名拳击手在第5回合佯倒了。