Obligational
a. obligation（义务, 责任）的变形
✅ 同义词
🔴 反义词
🗣️ 情景例句
for giving me a passing grade.
给我及格分数。
All right. Should I take a look at your battery?
好的。要不要检查一下蓄电池？
It is now being sent to his home by train.
现在正用火车给他运回家来。