Using mosquito nets is a simple prophylaxis against malaria.

使用蚊帐是防止疟疾的简单预防措施。

Install mosquito screens and mosquito nets.

安装蚊纱及蚊帐。

A second is the widespread use of insecticide-treated mosquito nets.

其次是普遍使用经杀虫剂处理的蚊帐。

We have just presented some relief materials in the form of blankets, insecticide-treated mosquito nets and oral dehydration salt to help in taking care of the displaced persons.

我们刚刚发放了一些救助物资，比如毯子，杀虫剂，蚊帐，口服脱水盐，以帮助这些被转移的人们。