Certificate of soundness
[经] 合格证书
🧩 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];
soundness
[['saundnis]]
n. 完全坚固, 稳固, 公正\\n[机] 无疵
🗣️ 情景例句
You'll have to come and see us soon.
你一定要再来看我们。
It always take time to get used to a new place.
初来乍到，总要过些时候才会习惯的。
It's nothing serious.You'd better have a good rest.
（病情）不太严重。你最好好好休息一下。