be careful to

• prep. 仔细(注意)

be careful to的用法和样例：

例句

1. Be careful to match this design with that.
   注意把这个设计兴那个设计互相调配。
2. Be careful to rinse the detergent from these dishes.
   注意务必冲洗掉这些盘子上的清洁剂。
3. Be careful to observe the proprieties.
   注意遵守礼仪。