front-door
UK/'frʌnt-dɔ:(r)/US
释义
n.
The main entrance door at the front of a building.
前门；正门
adj.
Relating to the main, direct, or official way in.
正门的；正规途径的
词根拆分
词根派生front（最前）+ door = 建筑前面的门，即主要入口。
词根 front 还连着 22 个词常用搭配
- 1.front-door key前门钥匙
- 2.knock on the front door敲前门
- 3.front-door step门前台阶
例句
- 1.
Leave the parcel by the front door, please.
请把包裹放在前门旁。