Pentasaccharides
五糖
🗣️ 情景例句
What's the capital city of France?
法国的首都是哪里？
If money be not thy servant, it will be thy master.
不做金钱的主人，就会做金钱的奴隶。
His cake is four times as big as mine.
他的蛋糕是我的四倍大。