Undergirded
v. 在底部加固( undergird的过去式 ); 从底层支撑; 加强; 支持
🗣️ 情景例句
but they probably had other things on their minds.
但他们也许还有其他的事想要做。
All the neighbors helped us move in.
邻居们都帮忙为我们搬家。
when the plane suddenly turned round and flew back to the airport.
这时飞机突然调转头来，飞回了机场。