Doorstepping
(doorstep 的现在分词) n. 门阶
🗣️ 情景例句
The area of industry you wanted to get into is already at saturation point.
你想进入的待业已经达到饱和点了。
Knowing something of everything, and everything of something.
通百艺而专一长。
Open the window and air the room.
打开窗子，给房间通通风。