Document of obligation
[经] 债权证书
🧩 词语组成解析
document
['dɔkjumənt, 'dɔkjument]
n. （计算机）文档，证件;公文;
vt. 证明;记录;为…提供证明;
docu[=doc教]+ment名词后缀→用来告诉别人的东西→文件；证书
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
The weather's been very hot lately.
最近天气总是很热。
Many people were against the new freeway.
许多人反对新的高速公路。
but it does mean that noise is less dangerous than, say,
但它确实说明，噪音的危险性--比如说--