communicable period

例句：

1. 1. During the communicable period,it is important to practice good hygiene.
   在可传播的时期，重要的是保持良好的卫生习惯。
2. 2.The disease has a communicable periodof two weeks.
   这种病有一个可传播的两周期。
3. 3. The epidemic was declared over afterthe communicable period ended.
   在可传播的时期结束后，这场流行病被宣布结束。