Protamines
鱼精蛋白
🗣️ 情景例句
I'll need a taxi to the train station. Could you find one for me?
我想到火车站。能为我叫辆出租车吗？
Do you know where I've put my glasses?
你知道我把眼镜搁哪儿了吗？
Do you want the large size or the small size?
您要大号的还是小号的？