1. Don't be careless about your work. 
   封工作不可草率。
2. Don't be careless about what you say. 
   你讲话不要太随便。
3. Do not be careless. 
   不要马虎。
4. He is careless about his dress. 
   他不注意他的衣服。
5. He is careless about his features. 
   他不注重他的外表。

查看更多例句 相关情景会话

• 1. 不关心，不在乎，不计较
  The public was warned to be careful of rats.　告诉公众当心老鼠。...be careless about不关心，不在乎，不计较：...She is careless about her food and clothing.　她不讲究吃穿。
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• 2. 不介意
  be careful of || 小心, 注意...be careless about || 不介意...be careless of the consequences || 不顾后果
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