kick in

• 短语动词，表示开始起作用、生效或开始运作。

A phrasal verb used to indicate something beginning to take effect or contribute, or to start operating.

不可数 · 不及物 · 短语动词，不可分

1. Begin to take effectinformal

   To start to have an effect or become active.

   开始生效

   • The medicine will kick in within 30 minutes.
   • The adrenaline kicked in and he ran faster than ever.
   • The pain relief kicked in just as the procedure ended.

   同义词activatebegincommenceset intake effecttake hold

2. Contribute or payinformal

   To contribute money or resources, often as part of a group effort.

   凑钱

   • We all kicked in to buy her a birthday present.
   • Each member kicked in $20 for the team dinner.
   • They kicked in some extra funds to cover the cost.

   同义词ante upchip incontributedonatepay uppitch input in

3. Break or damageinformal

   To break something by kicking it, often to force entry.

   踢破

   • The police had to kick in the door to rescue the family.
   • He kicked in the window to escape the fire.
   • The burglars kicked in the back gate.

   同义词break downkick downstave in

基本动词kick