“不小心”的英语可以翻译为：incaution，imprudence ...

若是上色的时候不小心弄坏了那些地图，他们可承担不起。They could not afford to spoil those maps by careless colouring.他不小心撞到了桌子，把花打翻了。He had blundered into the table, upsetting the flowers.她不小心把架子上的茶叶罐碰了下来。She accidentally knocked the tea tin off t...