Undergirding
v. 在底部加固( undergird的现在分词 ); 从底层支撑; 加强; 支持
🗣️ 情景例句
Tell the truth.
告诉我实话。
The author of these books is a great writer.
这些书的作者是位伟大的作家。
How did the bees know exactly in which diection to fly?
蜜蜂是怎样确切地知道朝哪个方向飞呢？