Methacrylyl-
[化] 异丁烯酰; 异丁烯酰基; 2-甲丙烯酰; 2-甲基丙烯酰基
🗣️ 情景例句
Hello, Sally. I'm glad to meet you.
你好，萨里，很高兴见到你。
How have you been these years?
这些年你怎么样？
Alpine village tended to be impoverished settlements cut off from civilization by the high mountains.
阿尔卑斯山山区的小村几乎全是高山环抱、与世隔绝的穷乡僻壤。