| 释义 |
 | 空 | | kōng | 形名副 | | | I 形 empty; hollow; void; unoccupied; vacant: | | | 空箱子 empty box | | | 把抽屉腾空 empty out a drawer | | | 书已销售一空。 All the books have been sold out. |
| II 名 sky; air: | | | 晴空 clear (or cloudless) sky |
| III 副 for nothing; in vain: | | | 空忙 make fruitless efforts | | | 空喊口号 chant empty slogans | | | 空跑一趟 make a journey for nothing; make a wasted trip | | | 说了半天是空欢喜一阵。 We spoke too soon, only to have our hopes dashed to pieces.  kòng |
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| 空 | | kòng | 名动形 | | | 1 empty space; room: | | | 各行之间多留点空。 Leave a little more space between the rows. |
| 2 free (or spare) time; leisure: | | | 抽空到我这儿来吧。 Come over when you have time. | | | 有空我会回来看你的。 I'll come back to see you at my leisure. | | | 经理现在没空。 The manager is not available now. or The manager is fully occupied. |
| 1 vacate; empty; leave unoccupied (or vacant); leave empty (or blank): | | | 空出一个房间 empty a room; leave a room vacant | | | 空出一个职位 vacate a post | | | 空出时间做某事 make time for doing (or to do) sth. |
| III 形 unoccupied; vacant: | | | 空房 vacant room | | | 车厢里空得很。 There are few passengers in the carriage. kōng |
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