Certificate of necessity
[经] 必要证书
🧩 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
And you can tell me
到时候你就可以告诉我`
Being on sea, sail; being on land, settle.
随遇而安。
Could you come here, please? I want some help.
你能来这儿一下吗？我需要帮忙。