at the door是什么意思?有没有什么引申意思

at the door是什么意思?有没有什么引申意思 有没有in the door? at the door和by the door有什么区别 there-are-two-men-at-the-door.at-the-door中的at是什么意思? After knocked at the door,she pushed in.有没有语法错误 急 open the door,能不能学成open door,有没有语法错误? knock at the door 和 knock on the door有什么区别吗详解,谢 knock at the door和knock on the door到底有什么区别? feel the door是什么意思 The Door Shield是什么意思 Wolf At The Door 歌词 knock at the door造句 Wendys at the classroom door . no cover at the door at the door 的意思 at the dear's door check it at the door 是什么意思?有句英语是这样: are my feelings valid? appropriate? should I acknowledge them or deny them, put them at the table or check them at the door? 我不明白check them at the door什么意思. 高人请指 the boy whose sister is standing at the door is my brother.这句话有没有问题?如果没有问题请帮我翻译一下.