1. 小心的;仔细的;谨慎的
If you are careful, you give serious attention to what you are doing, in order to avoid harm, damage, or mistakes. If you are careful to do something, you make sure that you do it.
e.g. Be very careful with this stuff, it can be dangerous if it isn't handled properly...
这东西一定要小心,稍不注意的话就会有危险。
e.g. Careful on those stairs!...
走那几段楼梯要当心!
形容词小心；注意；谨慎；细致的网络小心的；仔细的；办事仔细的