Polysaccharid
n. 多糖类
🗣️ 情景例句
It's unsafe for girls to go out alone at night.
女孩子晚上一个人外出很危险的。
I worked at the hardware store this afternoon.
我今天下午在五金行工作。
Good, we'll be ordering in just a few days.
很好，两三天内我们就会下订单。