Befriender
扶助者, 恩人
🗣️ 情景例句
You've been a very helpful.
你帮了大忙。
In university, students are trained to become lawyers and dentists.
大学的学生被训练成为律师和牙医。
How can we find out who are using these computers?
我们怎么知道都有哪些人在使用我们的计算机呢？