Immunomodulator
免疫调节剂
🗣️ 情景例句
Thank you, Mr. Riley. We'll read this over carefully.
谢谢你 Riley先生。我们会仔细阅读这些。
This kind of box is not suitable for the transport of the tea sets by sea.
这种箱子不适合装茶具海运。
Where do you come from?
你是哪国人？