Registration certificate
[经] 注册证书
🧩 词语组成解析
registration
[ˌredʒi'streiʃən]
n. 登记，注册;挂号;登记（或注册、挂号）人数;<音>（管风琴）音栓配合（法）;
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
What are you going to do about your appointment
那怎么办
Old birds are not caught with new nests.
新巢捉不到老鸟。
but while the drum was being shaken,
但是，圆筒受到震动，