If you're with a group of coworkers or guests, it's considered polite to press and hold the "door open" button until everyone else is inside/outside the elevator, then let yourself in/out last.
如果你和一群同事或者客人一起乘电梯，按住住“开门”的按钮直到每个人都进入或离开电梯是一种基本礼仪。
Which lock the use of tiger style, four beard is the password button, the mouth is the fingerprint acquisition window, Formosa is the door handles, open the door when the tiger's eyes will glow.
该款指纹锁采用老虎造型，四个胡须是密码按键，嘴巴是指纹采集窗，虎尾是门把手，开门时老虎的眼睛还会发光。
Which lock the use of tiger style, four beard is the password button, the mouth is the fingerprint acquisition window, Formosa is the door handles, open the door when the tiger's eyes will glow.
该款指纹锁采用老虎造型，四个胡须是密码按键，嘴巴是指纹采集窗，虎尾是门把手，开门时老虎的眼睛还会发光。
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