Obligatory bond
[经] 强制性的债券
🧩 词语组成解析
🗣️ 情景例句
Oh, I see. I've had lots of work to do in New York.
哦，原来如此。我在纽约也有好多工作要做。
You can see for yourselves the damaged condition and the reason why they are unassailable.
你们可以亲眼看到完好无损情况以及货物无法销售的原因。
It is thought that they arrived more than 30,000 years ago by crossing a land bridge from Asia to America.
他们被认为是在3万多年以前从亚洲跨越一座陆桥来到美洲的。