Drop

要使一个半径为零的液滴保持下去将需要无限大的过饱和度。

他已被拳击队除名。

气温已大大下降。

我将信投入信箱。

她在茶里滴了几滴柠檬汁。

【记】※ drop-落下,drown-淹没:从船上落下,被淹没 ※ dr-拼音“敌人”,op-拼音“卧铺”:敌人从卧铺上掉下来 ※ dr-拼音“大人”,o-似“蛋”,p-似“斧头”:大人使蛋和斧头自由落下

drop n 1 [C] small rounded or pear-shaped mass of liquid （液体的）珠, 滴 `rain-drops, `tear-drops, etc 雨滴、 泪珠 drops of rain, dew, sweat, condensation, etc 雨滴、 露珠、 汗珠、 冷凝水珠 Pour the oil in drops into the mixture. 将油滴入混合物.2 drops [pl] liquid medicine poured a drop at a time into the ears, eyes or nose 滴剂 comfort drops, eg used to make contact lenses easier to wear 润滑剂（如用以使隐形镜片容易配戴的）. 3 [C esp sing 尤作单数] small quantity of liquid 少量的液体; 点滴 I like my tea with just a drop of milk. 我喜欢茶里加一点点牛奶. (fig 比喻) He's had a drop too much, ie He is drunk. 他喝醉了. 4 [C] thing shaped like a drop, esp a sweet or a hanging ornament 滴状物; （尤指）糖果, 坠子饰物. 5 [sing] steep or vertical distance 倾斜的或垂直的距离 There was a sheer drop of five hundred feet to the rocks below. 至暗礁的垂直距离有五百英尺. 6 [sing] (fig 比喻) decrease 下降 a drop in prices, temperatures, etc 物价、 温度等下降 a big drop in the number of people out of work 失业人数大幅下降. 7 [C] act of dropping; thing that drops or is dropped 空投; 空投物 Drops of supplies are being made to villages still cut off by the snow. 目前正向大雪隔绝的村庄空投生活用品. 8 (idm 习语) at the ,drop of a `hat without delay, hesitation or good reason 不拖延地; 不迟疑地; 无缘无故地 You can't expect me to move my home at the drop of a hat. 你别指望我说搬家就搬家. (only) a ,drop in the `bucket/`ocean a quantity too small to make any improvement 沧海一粟; 杯水车薪 Aid to the Third World is at present little more than a drop in the ocean. 目前对第三世界的援助不过是杯水车薪. drop v (-pp-) 1 [I, Ipr, Tn, Tn.pr] fall or allow (sth) to fall (by accident) 降落; 使（某物）（意外地）落下 The bottle dropped and broke. 瓶子掉下来摔碎了. The climber slipped and dropped to his death. 攀登者一失足摔死了. Don't drop that or it'll break! 别弄掉了, 不然会摔破的. 2 [I, Ipr, Ip, Tn, Tn.pr, Tn.p] fall or cause (sth) to fall (on purpose) 降落; （故意地）使（某物）落下 She dropped to safety from the burning building. 她从失火的建筑物上坠落到安全的地方. Medical supplies are being dropped to the stricken area. 目前正将医药用品空投到灾区. Drop the hammer down to me. 把锤子扔给我. 3 [I, Ipr] (of people and animals) collapse from exhaustion （指人和动物）（因筋疲力尽）倒下 I feel ready to drop, ie very tired. 我要累倒了. (fig 比喻) She expects everyone to work till they drop, ie very hard. 她恨不得把个个人都累趴下为止. 4 [I, Ipr, Tn, Tn.pr] (cause sth to) become weaker, lower or less （使某事物）变弱、 降低或减少 The wind, temperature, water level, etc has dropped considerably. 风势已减弱了、 温度已下降了、 水平面已降低了很多. His voice dropped to a whisper. 他的声音已降低成轻声细语了. The cost of living seems set to drop for the third month in succession. 生活费用持续下降, 眼看就快三个月了. 5 [I, Ipr, Ip] form a steep or vertical descent 形成险峻的或陡峭的斜坡 The cliff drops sharply (away) (to the sea). 悬崖呈陡坡状（伸入大海）. 6 [Tn, Tn.pr, Tn.p] ~ sb/sth (off) allow sb to get out of a car, etc; deliver sth on the way to somewhere else 让某人下汽车...; 中途顺便将某物送交某处 Could you drop me (off) near the post office? 你可以让我在邮局附近下车吗? 7 (infml 口) [Dn.n] send (a letter, etc) to sb 将（信件等）寄给某人 drop sb a postcard 给某人寄明信片. 8 [Tn, Tn.pr] ~ sb/sth (from st...

*[drɒp]n. 滴, 微量, 落下, 空投vi. 放下, 掉下, 下降vt. 使滴下, 放下, 丢失, 遗漏【计】 投入, 投入点, 接入点, 分接点【医】 滴, 下垂【经】 下跌相关词组: drop through drop out drop off drop across drop away drop back drop behind drop by drop by drop drop into... drop on...