intentional

形容词 intentional:

1. by conscious design or purpose
   同义词：deliberate, knowing
2. done or made or performed with purpose and intent
   同义词：designed
3. done by design
   同义词：willful, wilful

1. The intentional, usually remote-controlled destruction of a space vehicle, rocket, or missile after launching, as for defective performance or reasons of safety.
   毁灭，摧毁因为方案不完善或为了安全的原因，经常通过遥控对已发射的宇宙飞船、火箭或导弹实施的有意的摧毁
2. His insult was intentional.
   他的侮辱是有意的。

in.ten.tion.al

adj.（形容词）
Done deliberately; intended:
故意做的；故意的：
例句：
an intentional slight.See Synonyms at voluntary
故意的怠慢参见 voluntary

Having to do with intention.
与目的有关的

【引伸】
inten.tional.ity
inten.tionally
adv.（副词）