Certificate of appointment
[经] 委任证书
🧩 词语组成解析
certificate
[sɚ'tɪfɪkət]
n. 证明书;文凭，结业证书;
vt. 发给证明书;用证书证明（或认可）;
cert 搞清 + ifi=fy表动词 + cate表名词 → certify搞清楚=证明+ cate表名词 → 证件
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
I don't buy it.
我可不买你的账。
We've got to get a telepnone stand for the hallway.
我们必须有一部电话放在走廊。
Because the weather was very hot, he carried the bed on to the roof of his house.
由于天气很热，他便把床搬到了他的屋顶上。