careful adj. 仔细的，小心的；
例句
The trip needs careful planning.
这次旅行需要认真计划。
From now on Ill be more careful.
从今以后，我会更加细心。
These proposals deserve careful study.
这些建议值得认真研究。
I said you\'d have to be extra careful.
我说过你必须格外小心。
I\'ve given the matter careful thought.
我对这件事认真考虑过了。
