Certificateof testing
[化] 检验证书; 检验证明书
🧩 词语组成解析
testing
[['testiŋ]]
n. 测试\\na. 吃力的, 试验的
🗣️ 情景例句
I feel rotten about not taking the children out.
我没有带孩子出去觉得很不痛快。
A good horse often needs a good spur.
好马常要好靴刺。
Then a police inspector arrived with a constable and she told them of her discovery of the ransacked flat.
过了一会儿，一位巡官带着一名警察来了。她向他们讲述了发现公寓遭劫的经过。