Sexamer
六聚物, 六节聚合物
🗣️ 情景例句
I maintain that the most important thing is having good friends.
我认为最重要的是有好朋友。
Did you go swimming yesterday?
你昨天去游泳了吗？
Hi, Li Lei! Nice to see you again!
你好，李磊！又见到你了，真高兴！