- with adverbial of direction plunge head first into water（头先入水地）跳水：
she walked to the deep end, then she dived in
她走到游泳池的深端, 然后一头扎入水中
he dived off the bridge for a bet.
为打赌他从桥上跳入水中。
- move quickly or suddenly in a specified direction扑向; 冲向：
a bullet passed close to his head and he dived for cover
一颗子弹从他头边擦过, 他扑向掩蔽物
as adj. diving he scored with a diving header.他一个鱼跃顶球得了分。
- (of an aircraft or bird) plunge steeply downwards through the air（飞机, 鸟）俯冲：
arctic skuas which dive at your head as you walk near their territories.
当你走近它们的地盘时会向你的脑袋俯冲的北极贼鸥。
- figurative (of prices or profits) drop suddenly〈喻〉（价格, 利润）突然下降：
profits before tax dived by 61 per cent.
税前利润剧降了61％.
- informal put one's hand quickly into something, especially a pocket or bag, in order to find something〈非正式〉迅速将手伸（入）：
she dived into her bag and extracted a card.
她迅速将手伸入包内, 取出一张卡片。
- Soccer (of a player) deliberately fall when challenged in order to deceive the referee into awarding a foul【英足】（球员）假摔。
- swim under water using breathing equipment潜水：
he had been diving in the area to test equipment.
他一直在该地区潜水以测试仪器。
- (of a fish, a submarine, or a vessel used for under water exploration) go to a deeper level in water（鱼、潜艇或用于水下勘探的船只）下潜：
the fish dive down to about 1,400 feet and then swim south-west.
鱼下潜到大约1,400英尺然后向西南方游去。
- an act of diving, in particular跳水, 尤指：
- a plunge head first into water（头先入水的）跳水：
he hit the sea in a shallow dive.
他以浅入水的方法跳入海中。
- an instance of swimming or exploring under water with breathing equipment潜泳; 潜水：
divers should have a good intake of fluid before each dive.
潜水员在每次潜水前应该多摄入一些液体。
- an act of going deeper under water by a fish, submarine, or diving vessel（鱼、潜艇或潜水器的）下潜：
pilot whales can go to 600 metres in a dive lasting 18 minutes.
领航鲸一次下潜可达600米, 持续18分钟。
- a steep descent by an aircraft or bird（飞机或鸟的）俯冲：
the jumbo jet went into a dive.
巨型喷气式飞机一下俯冲下来。参见NOSEDIVE.
- a sudden movement in a specified direction猛冲：
she made a dive for the fridge to quench her raging thirst.
她口渴难耐, 一下冲向冰箱。
- figurative a sudden and significant fall in prices or profits〈喻〉（价格或利润的）猛跌; 剧跌：
an 11 per cent dive in profits.
11％的利润下跌。
- Soccer a deliberate fall by a player, intended to deceive the referee into awarding a foul【英足】假摔。
- informal a disreputable nightclub or bar〈非正式〉低级的夜总会; 低级酒吧：
he got into a fight in some dive.
他在一个低档酒吧与人打架。
take a dive
- Boxing pretend to be knocked down or out【拳击】假装被击倒（或击败）。
- (of prices, hopes, fortunes, etc.) fall suddenly（价格、希望或运气等）急剧下降：
profits could take a dive as easily as they could soar
利润会暴增也会暴跌
her reputation took a dive from which it has not recovered.
她一下名誉扫地, 从此一蹶不振。