v. move something or somebody to a lower position
v. set lower
v. cause to drop or sink
a. 低的, 下级的, 下层的
vi. 降低, 跌落, 减弱
vt. 放下, 降下, 减弱, 贬低
1. The teacher asked us to lower our voices in the library.
老师让我们在图书馆里降低声音。
2. Please lower the window; it's too hot in here.
请把窗户降下来；这里太热了。
3. The company decided to lower the prices of their products.
公司决定降低产品的价格。