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
Are you good at taking photos?
你拍照拍得好吗？
Lava flowed out of the crater.
喷火口流出了熔岩。
It is only someone looking on from outside that can inject the dangerous thoughts.
只有外部的旁观者才能灌输危险的思想。