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
Me, too. Have fun!
我也是。祝你们愉快
At 6 o'clock sharp.
6点。
It is disturbing to think that a dangerous wild animal is still at large in the quiet countryside.
想到在宁静的乡村里有一头危险的野兽继续逍遥流窜，真令人担心。