Certification of fitness
[化] 质量合格证
🧩 词语组成解析
certification
[ˌsə:tifi'keiʃən]
n. 证明，鉴定，证书;
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
I've got six months to go until graduation.
我还有六个月就毕业了。
Last year I studied sociology and political science in school.
去年，我在学校攻读了社会学和政治学课程。
It's a book.
一本书。