Certificate of completion
[經] 竣工證書, 竣工證明
?? 詞語組成解析
certificate
[s?'t?f?k?t]
n. 證明書;文憑，結業證書;
vt. 發給證明書;用證書證明（或認可）;
cert 搞清 + ifi=fy表動詞 + cate表名詞 → certify搞清楚=證明+ cate表名詞 → 證件
of
[?v]
prep. 關于;屬于…的;由…制成;
aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣];
??? 情景例句
The drama club is putting on a play tomorrow night.
明晚戲劇社要上演一出戲。
When did you get up yesterday morning?
你昨天早上幾點起床？
It's time to tell her the truth.
是該告訴她真相的時候了。