Certificate mail
挂号信
🧩 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
mail
[mel]
n. 邮件，邮政;邮政（制度）;邮务员，邮递员;〈古〉袋，旅行包;
vt. 邮寄;给…穿盔甲;
vi. 投邮;
🗣️ 情景例句
There's been another scandal in the Royal family.
皇室又出丑闻了。
I should not hesitate a moment to prefer the latter.
我会毫不犹豫地选择后者。
Will you come through to the back, please?
请跟我到后面去。……你何不试试这套呢？