Obligator
[经] 义务人, 债务人
🗣️ 情景例句
We want to keep customers happy.
我们必须让顾客满意。
Or the one with blue eyes, or something like that to help you remember them.
或蓝眼睛的，帮助你们记住他。
I had just lost $50 and I felt very upset.
我刚刚丢了50英镑，感到非常烦恼。