Holosaccharide
[医] 纯多糖
🗣️ 情景例句
Good Gemma.
乖Gemma。
Could you tell me where is the ticket office?
你能不能告诉我售票处在哪里？
it is not always safe by the time it reaches the tap.
等水到达龙头时就不一定总是安全的了。