brighten up

• v. 变得明亮起来；使更加明亮

brighten up的用法和样例：

例句

用作动词 (v.)

1. These plants are particularly useful for brightening up shady areas.
   这些植物特别有助于让背光的地方明亮起来。
2. The early morning sunlight streamed in through the foggy window panes, lightening up the room.
   晨曦透过雾蒙蒙的玻璃窗，慢慢地使大厅明亮起来。