Underpinn
v. 从下头支持;支撑;援助
🗣️ 情景例句
Well, forty-seven, to be exact.
准确点说， 四十七年。
My brother wants to learn how to dance.
我的兄弟想要学习跳舞。
I had no intention of buying one,
我原来并不打算买一个，