Treasury obligations
un. 国库债务
🧩 词语组成解析
n. 义务；债务；承付款项（obligation的复数）
🗣️ 情景例句
Well, have a nice trip and best wishes to your wife.
祝你一路顺风，并替我向你太太问好。
Too many cooks spoil the broth.
人多嘴杂。厨师多烧坏汤？
It's right here on my card.
就在我的名片上。