whack /wæk/ star1 TEM8 (whacking,whacked,whacks)

• 1.  

  V-T（及物动词） If you whack someone or something, you hit them hard. 重击 [非正式]

  例：

  You really have to whack the ball.

  你真得重击这个球。

• 2.  

  N-COUNT/SOUND（） N-COUNT/SOUNDWhack is also a noun. 重击

  例：

  He gave the donkey a whack across the back with his stick.

  他用棍子在驴背上狠狠打了一下。

• 3.  

  PHRASE（习语） If something is out of whack, it is not working properly, often because its natural balance has been upset. (常因天然的平衡被打乱而) 出问题 [美国英语][非正式][PHR after v, oft v-link PHR]

  例：

  The ecosystem will be thrown out of whack.

  生态系统将出现问题。