须知

notice; one should know that

1. 旅客须知要服用预防疟疾药。
   Travellers are reminded that malaria tablets are advisable.
2. 他有钱是事实，但他必须知道钱不是一切。
   It is true that he is rich, but he must know money is not everything.
3. 我们必须知道别的国家的习俗，免得他们会认为我们是没有礼貌的。
   We must find out the customs of other countries, so that they will not think us ill mannered.

须的英语翻译：

知的英语翻译：