a mosquito net.

• 蚊帐

a mosquito net.的用法和样例：

例句

1. Set up the mosquito net before you make the bed.
   铺床前先把蚊帐挂起来。
2. A mosquito net might be useful in the grasslands.
   在草原上准备一顶蚊帐是很有用的。