中文意思:
adj. 公开的；敞开的；空旷的；坦率的；营业着的
vi. 开始；展现
vt. 公开；打开
n. 公开；空旷；户外
His wound opened up again with movement.
他一动伤口又裂开了。
The desert shop in the mall will open tomorrow.
商场里的甜品店明天开始正式对外营业。
The office opens at ten o'clock.
办公室十点开门。
Could you open the window? It's very stuffy in this room.
可以开下窗户吗？屋子里太闷了。
