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
The meat's been marinating all night.
昨晚就把肉腌上了。
The water that bears the boat is the same that swallows it up.
水能载舟，也能覆舟。
No, it isn't yours! said Miss Yang.
“不，不是你的书！”杨小姐说。