Ncec
[医][=National Clearinghouse on Environmental Carcinogenesis]全国环境致癌作用情报交流所
🗣️ 情景例句
Oh, I'm sorry.
噢，对不起。
His toe is swollen, Does it hurt?
他的脚趾肿起来了，疼不疼？
Sally did not answer, but looked at her curiously.
萨莉没回答，却好奇地看着她。