this is a mosquito repeller with the repellent liquid in it. to use it, you plug it into the wall outlet and it’ll let off a vapor and kill the mosquitoes .
    Of course , there are some other ways to keep the mosquitoes away. Like mosquitoes spray, and this sort of incense repeller which you light it and it burns in a circle. or you can use this, do you know what it is ?
    这是一个装有驱蚊液的驱蚊器。 使用它，你把它插在墙上的插座上，它会散发出驱蚊液蒸汽并杀死蚊子。
    当然，还有一些其他的方法可以驱蚊。 就像驱蚊喷雾的，这种点燃式蚊香，你点燃它，它就会成圆环状燃烧。 或者你可以用这个，你知道它是什么吗？