不小心的英文：
heedless
careless
- He was caught off guard.
他不小心被逮着了。 - In an unthinking moment
不经心的时候,不小心时 - I butt called my mum by accident.
我不小心给妈妈打了通屁股电话 - An inadvertent error
不小心的错误 - I accidently let the cat out of the Bag.
我不小心泄漏秘密。 - by(an)oversight
不小心;出于疏忽 - He accidentally trod on her foot.
他不小心踩了她的脚。 - He kicked over the pail through carelessness.
他不小心把桶踢翻了。 - He accidentally trod on her foot.
他不小心踩了她的脚。 - He walked unwarily into the trap.
他不小心落入陷阱中。
adj. 不加注意的
- An act or instance of intrepidity or insolent heedlessness.
鲁莽的行为，放肆的言语勇猛或无礼的行为或实例 - He is heedless of the noises out of the windows.
他没有注意到窗外的嘈杂声。 - We were heedless of danger in the condition.
我们在那种条件下忽视了危险。 - Don't stumble, you heedless little thing.
别绊倒，你这个粗心的小东西。 - Bold or insolent heedlessness of restraints,as of those imposed by prudence,propriety,or convention.
大胆破格，创新性鲁莽或无视任何约束，如那些用慎重，规矩或传统来强加的约束
adj. 粗心的；无忧无虑的；漫不经心的
- The text was corrupted by careless copyists.
原文因抄写者粗心而有讹误。 - He is a careless beggar.
他是个粗心的家伙。 - He is a careless profligate.
他是个粗枝大叶的浪荡子。 - The accident originated from carelessness.
这意外事件是由于粗心而引起的。 - The accident was credited to carelessness on the part of the driver.
这起事故是由于驾车人不小心引起的。