Nonremunerative
无偿的, 不合算的
🗣️ 情景例句
Did they write some bad news?
他们写了什么坏消息吗？
This is my fourth year of college, I'm a senior.
这是我上大学的第四年，我是四年级学生。
They got on so well that Fred decided not to go to the lecture but to show the tourist around the university instead.
他们相处得很融洽，于是弗雷德决定不去听课，而带领这位游客到这所大学各处参观。