Majoring
major（以…为专业）的现在分词形式
🗣️ 情景例句
If it is caused by the transportation?
如果是由运输造成的呢？
A good book is a best friend who never turns his back upon us.
一本好书，莫逆之交。
I make them for workers and farmers.
我做完了给工人和农民用？