a.

1. 凉快的
   The hall is nice and cool.

   大厅既漂亮又凉爽。

2. 冷静的，沉着的
   Be cool. Everything will be all right.

   冷静一点，一切都会没问题的。

   He remained cool before the enemy.

   他在敌人面前镇静自若。

3. 冷淡的[（+to/towards）]
   They seemed rather cool towards the new comer.

   对这位新来的人，他们似乎很冷淡。

4. 无礼的；自行其事的
   I don't like the cool way you used my bicycle without my permission.

   我不喜欢你这种未经允许就使用我的自行车的无礼行为。

5. 【口】（指数量或钱）不折不扣的，整整的[B]
   Dan won a cool thousand dollars.

   丹赢了整整一千元。

6. 【口】很棒的，极好的
   That singing star is really cool.

   那位歌星实在很棒。

   Hey, that's really cool.

   嗨，那真好极了。

7. 冷色的
8. 酷

vt.

1. 使凉快；使冷却
   The rain has cooled the air.

   这雨使天气变得凉快了。

2. 使（情绪等）平静下来

vi.

1. 变凉；冷却下来[（+down）]
   Mother placed the pie in the window to cool.

   母亲将馅饼放在窗口冷却。

2. （情绪等）平息
   Her anger gradually cooled.

   她的怒气渐渐平息下来。

n.

1. 凉爽；凉爽的时间（或地方）[the S]

adj.

1. of or at a fairly low temperature.
   ▸(especially of clothing) keeping one from becoming too hot.
2. not excited, anxious, or emotional.
   ▸unfriendly or unenthusiastic.
   ▸(of jazz) restrained and relaxed.
3. informal fashionably attractive or impressive.
   ▸excellent.
   ▸used to express acceptance or agreement.
4. (a cool ——) informal used to emphasize the size of a sum of money:
   they pocketed a cool $1 million each.

n.

v.

1. become or make less hot.
2. become less emotional or enthusiastic.
3. (cool out) informal relax:
   a dreamy spot where you could cool out and detox.