Plumbs
v. 经历( plumb的第三人称单数 ); 探究; 用铅垂线校正; 用铅锤测量
🗣️ 情景例句
As poor as a church mouse.
一文不名。
If you have cows you have to get up early to do the milking.
如果你有奶牛，你不得不早起挤奶。
in the form of a large group of enlightened young men and women who are potential leaders.
便是培养出大批有知识的男女青年，这些人可能会成为未来的栋梁。