a key to the door的意思

門的鑰匙

take to the floor───到地板上去

a foot in the door───一只腳進了門

take to the road───出發；流浪；做攔路打劫的強盜

see someone to the door───送客至門口

answer the door───應門，去開門（迎客）

called to the bar───取得律師資格

come to the boil───達到沸點；到達緊急關頭

foot in the door───成功的第一步，成功地開始

go to the dogs───毀滅，墮落

English is a key to the door of the world.───英語是一把鑰匙，為學生打開了一扇通往世界的大門。

It's a key to the door.───這是那扇門的鑰匙。

The second is a key to open the door to reality.───第二是一把開現實之門的鑰匙。

I put a key to the door in the corner of the letter box in case I should forget to bring one with me.───我把門的鑰匙放在報箱的一個角落里，以防萬一我忘帶鑰匙。

This is a key to the door.───這是一個門的鑰匙。

I got a key to the door───我有了門的鑰匙