要使一個(gè)半徑為零的液滴保持下去將需要無限大的過飽和度。

他已被拳擊隊(duì)除名。

氣溫已大大下降。

我將信投入信箱。

她在茶里滴了幾滴檸檬汁。

【記】※ drop-落下,drown-淹沒:從船上落下,被淹沒 ※ dr-拼音“敵人”,op-拼音“臥鋪”:敵人從臥鋪上掉下來 ※ dr-拼音“大人”,o-似“蛋”,p-似“斧頭”:大人使蛋和斧頭自由落下

drop n 1 [C] small rounded or pear-shaped mass of liquid （液體的）珠, 滴 `rain-drops, `tear-drops, etc 雨滴、 淚珠 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. 將油滴入混合物.2 drops [pl] liquid medicine poured a drop at a time into the ears, eyes or nose 滴劑 comfort drops, eg used to make contact lenses easier to wear 潤滑劑（如用以使隱形鏡片容易配戴的）. 3 [C esp sing 尤作單數(shù)] small quantity of liquid 少量的液體; 點(diǎn)滴 I like my tea with just a drop of milk. 我喜歡茶里加一點(diǎn)點(diǎn)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 滴狀物; （尤指）糖果, 墜子飾物. 5 [sing] steep or vertical distance 傾斜的或垂直的距離 There was a sheer drop of five hundred feet to the rocks below. 至暗礁的垂直距離有五百英尺. 6 [sing] (fig 比喻) decrease 下降 a drop in prices, temperatures, etc 物價(jià)、 溫度等下降 a big drop in the number of people out of work 失業(yè)人數(shù)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. 目前正向大雪隔絕的村莊空投生活用品. 8 (idm 習(xí)語) at the ,drop of a `hat without delay, hesitation or good reason 不拖延地; 不遲疑地; 無緣無故地 You can't expect me to move my home at the drop of a hat. 你別指望我說搬家就搬家. (only) a ,drop in the `bucket/`ocean a quantity too small to make any improvement 滄海一粟; 杯水車薪 Aid to the Third World is at present little more than a drop in the ocean. 目前對(duì)第三世界的援助不過是杯水車薪. 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. 瓶子掉下來摔碎了. 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! 別弄掉了, 不然會(huì)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. 她從失火的建筑物上墜落到安全的地方. Medical supplies are being dropped to the stricken area. 目前正將醫(yī)藥用品空投到災(zāi)區(qū). Drop the hammer down to me. 把錘子扔給我. 3 [I, Ipr] (of people and animals) collapse from exhaustion （指人和動(dòng)物）（因筋疲力盡）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. 她恨不得把個(gè)個(gè)人都累趴下為止. 4 [I, Ipr, Tn, Tn.pr] (cause sth to) become weaker, lower or less （使某事物）變?nèi)酢?降低或減少 The wind, temperature, water level, etc has dropped considerably. 風(fēng)勢(shì)已減弱了、 溫度已下降了、 水平面已降低了很多. His voice dropped to a whisper. 他的聲音已降低成輕聲細(xì)語了. The cost of living seems set to drop for the third month in succession. 生活費(fèi)用持續(xù)下降, 眼看就快三個(gè)月了. 5 [I, Ipr, Ip] form a steep or vertical descent 形成險(xiǎn)峻的或陡峭的斜坡 The cliff drops sharply (away) (to the sea). 懸崖呈陡坡狀（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 讓某人下汽車...; 中途順便將某物送交某處 Could you drop me (off) near the post office? 你可以讓我在郵局附近下車嗎? 7 (infml 口) [Dn.n] send (a letter, etc) to sb 將（信件等）寄給某人 drop sb a postcard 給某人寄明信片. 8 [Tn, Tn.pr] ~ sb/sth (from st...

*[dr?p]n. 滴, 微量, 落下, 空投vi. 放下, 掉下, 下降vt. 使滴下, 放下, 丟失, 遺漏【計(jì)】 投入, 投入點(diǎn), 接入點(diǎn), 分接點(diǎn)【醫(yī)】 滴, 下垂【經(jīng)】 下跌相關(guān)詞組: drop through drop out drop off drop across drop away drop back drop behind drop by drop by drop drop into... drop on...