Macromer
[化] 大分子单体
🗣️ 情景例句
This place is a disgrace.
这地方太丢脸了。
Please try to be congenial and welcome the guests with a small.
请用笑脸愉快地迎接客人吧。
It doesn't matter. I like walking. Look at the sun! It's a fine day for a walk.
不要紧。我喜欢步行。瞧瞧太阳！这是步行的好天气。