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
He was very hard driven.
他被迫拼命干活。
The plane has crashed.
飞机失事了。
Well done! Does that mean that your team is top of the league?
干的好。就是说你们球队是联赛冠军啦？