Ncec
[医][=National Clearinghouse on Environmental Carcinogenesis]全国环境致癌作用情报交流所
🗣️ 情景例句
My final test is worth half my grade.
我的期末考试结果占我总成绩的一半。
Tastes good!
味道好极了！
We're sorry, but we 've had a slight price increase here.
真抱歉，不过我们出只涨了一点点而已。