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
who have made my stay in the United States so wonderful.
是你们使得我在美国的生活如此多采多姿。
How much is a round-trip ticket to Beijing?
一张到北京的来回票要多少钱？
He could not find his fifty pence piece anywhere, and what is more,
但他摸了半天也没找到那50便士硬币，