HSK 3 · verb
关
to close; to shut off; to concern
请关上教室的门。
Qǐng guānshàng jiàoshì de mén.
Please close the classroom door.
没关系，明天再说。
Méi guānxi, míngtiān zài shuō.
It doesn't matter; let's talk about it tomorrow.
上课的时候要关机。
Shàngkè de shíhou yào guānjī.
You should turn off your phone during class.
他们的关系很好。
Tāmen de guānxi hěn hǎo.
Their relationship is very good.