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[医] 特殊溶性物质(多糖半抗原)
🗣️ 情景例句
What is it?
怎么回事
What is she doing now?
她现在干些什么呢？
The sad truth is that most of us have been brought up to eat certain foods and we stick to them all our lives.
不无遗憾的是， 我们中的大部分人，生来就只吃某几种食品，而且一辈子都这样。