Polysorb
有机聚合物担体
🗣️ 情景例句
A stitch in time saves nine.
亡羊补牢，犹为未晚。
Tea, please.
我喝点茶吧。
All gun-ports were open and the muzzles peeped wickedly from them.
船上的炮眼都开着，炮口虎视眈眈地向外窥视着。