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'm glad you like it.
我很高兴你们喜欢。
I've heard so much about you!
久仰大名！
Were there any telephone messages for me while I was away?
我外出期间有我的电话吗？