Close the back cover so that the back cover latch snaps shut and returns t the original position.

关上后盖，使后盖锁迅速关闭，回到原来位置。

youdao

Close the back cover so that the back cover latch snaps shut and returns t the original position.

关上后盖，使后盖锁迅速关闭，回到原来位置。

youdao