要当心

• We have been warned to be careful of rats
  有人警告我们要当心老鼠。
• Are you sure ? - yeah , watch your back
  你肯定吗？没错，你要当心了
• Be on guard when somebody flatters you
  有人奉承你时,一定要当心。
• Do look out for spelling mistakes when you check your homework
  你检查作业时要当心拼写错误。
• Be on guard when somebody flatters you
  有人奉承你时,一定要当心。
• You mind now , dont tell her everything , she said to pierre
  你要当心，别把什么话都讲给她听。 ”
• It may cause an inflammation or septicemia . so be careful
  这可能导致内部炎症或败血病，要当心
• But to be guarded at such a time , is very difficult
  不过在这种时候，即使你要当心，也很难办到。
• Be careful with those moves . you could hurt someone
  哦对了，要当心点你的舞步搞不好会让人受伤的
• Be careful what you say ; our conversation may be being bugged
  说话要当心，咱们的话可能被窃听了。