Liopopolysaccharides
脂多糖类
🗣️ 情景例句
Nope.
没有。
Little children have the most fun playing make-believe.
儿童很喜欢幻想的游戏。
I want to take a walk along the river bank, singing my favorite songs.
我想在河边散步，唱我喜欢的歌。