Necessity certificate
[经] 需要证明书
🧩 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
🗣️ 情景例句
There are three things that have to be done first, Harry.
首先我们必须做三件事， Harry。
Cathy has told me so much about you.
我常常听到凯茜提到你。
He offered to train Mendoza and his young pupil was quick to learn.
他主动提出教授门多萨，而年少的门多萨一学就会。