adj (1) 凉(爽)的(neither warm nor very cold;pleasantly cold)：a～breeze/wind/day/night凉爽的微风/风/日子/夜晚;～weather/fresh air凉爽的天气/新鲜空气;keep/get～保持/变得清凉;It's～today.今天天气凉爽。〖同〗warm;

(2)令人感到凉爽的(giving or suggesting a usu pleasant feeling between warm and cold)：a～house/room/dress凉爽的房子/房间/衣服;paint sth in～greens/blues把……刷成令人感到凉爽的绿色/蓝色;〖同〗warm;

(3)冷静的，沉着的((esp of a person)calm;unexcited)：keep (remain/be)～in danger/difficulties/a crisis危险/困难/危急中保持(仍然是/是)冷静的;have/keep a～head头脑冷静/保持头脑冷静;as～as a cucumber镇定自若;play it～泰然处之;〖同〗calm，unexcited;〖反〗excited;

(4)冷漠(淡)的((of a person，manner，behaviour，etc)not showing interest，enthusiasm or friendliness)[A(about/towards)]：be～about a proposal对一建议冷淡;be～towards a person对一个人冷淡;give sb a～welcome/reception/look冷淡地迎接/接待/看某人;receive a～response反响冷淡;～manner冷淡的态度;〖同〗unfriendly，unsociable;〖反〗friendly，warm;

(5)无礼的，厚颜的(impudent;calmly bold)(infml)：I don't like the～way you took his dictionary without asking him first.我不喜欢你这样无礼，不先问一声就把他的字典拿走了。That's～he just asked me to lend him ￡10，000.真厚脸皮——他竟然要我借给他一万英镑。It's a bit～of him to walk into my room as though he owned it.他真无礼，走进我的房间就像进自己的家一样。a～customer厚颜无礼的人;

(6)整整(used to emphasize the largeness， esp of sums of money，distances，etc)[作attrib](infml)：It cost a～$1000.这值整整1000美元。He spent a～million(pounds)in one year.他一年花了整整100万(英镑)。

(7)相当不错，棒的，酷(very good;fine;pleasant)(sl)(尤AmE)：Her guy's real～.她的那位确实很帅。look really～in one's new clothes穿着新衣服显得酷极了;

→′coolly adv 冷淡(漠)地;′coolness n 冷淡(漠);͵cool-′headed adj 头脑冷静的;′coolish adj 微冷的;

n (1)清凉(处)(sth that is neither warm nor very cold)[C，the～]：in the pleasant～of the evening/the garden在傍晚/花园宜人的凉爽之中(处);step out of the sun into the～从烈日下走进阴凉之中;

(2)没脾气(calmness of mind)[U](sl)：Keep/Don't lose your～.制怒/别发脾气!

v (1) (使)变凉((cause to)become cool or cooler)[I，I+adv(down/off)，T+n，T+n+adv(down/off)]：It/The tea/The metal has～ed (down).天气/茶/金属已经凉了。let the tea/the soup/the hot pie～(off)让茶/汤/热馅饼凉一凉;The rain ～ed the air.那场雨使空气变凉爽了。～a room by opening a window开窗户让房间内凉爽;～off the bathwater使洗澡水凉下来;～one's ardour (fig) 使某人的热忱减弱;a～ing drink/tower冷饮/冷却塔;〖反〗warm，heat;

(2)(使)冷(镇)静((cause to)become calm，less excited or less enthusiastic)[I+adv(down/off)，T+n+adv(down/off)]：(one's enthusiasm/anger/friendship/ affection for sb)～down/off(热情/愤怒/友谊/对某人的爱)减弱下来;(argument/person)～down/off(辩论/人)平静(冷静)下来;(a day in jail/sb else's words)～sb down/off(监禁一天/别人的话)使某人冷静下来;〖同〗calm，quiet;

→′cooler n 冷却器;牢房(the～);

【辨异】cool与chilly、chill、chilling和cold的区别见CHILL。