knock
v. /nɑːk/ A2
敲门；敲击；碰撞
To hit a door or surface to attract attention.
卡罗尔原著 · 第 1 章
Alice went timidly up to the door, and knocked.
爱丽丝怯生生地走到门前，敲了敲门。
原著这一句
She went in without knocking, and hurried upstairs, in great fear lest she should meet the real Mary Ann, and be turned out of the house before she had found the fan and gloves.
她没敲门就走了进去，急匆匆地奔上楼，心里十分害怕撞见真正的玛丽·安，在找到扇子和手套之前就被赶出屋子。
卡罗尔原著 · 第 4 章