Careful比较级：more careful

careful

美 /ˈkerfl/

英 /ˈkeəfl/

adj.

仔细的，小心的

比较级 more careful

最高级 most careful

双语例句：

Be careful! These antiques are very precious.

小心！这些古董非常珍贵。

Be careful when you are taking exams.

考试要认真仔细。