Monocarboxylic
a. [化]一元羧的
🗣️ 情景例句
but I knew engineering was not for me.
但我知道工程对我不合适。
Do you have any seats?
你有座位吗？
A match was held at Stilton, where both men fought for an hour.
于是两人在斯蒂尔顿设下赛场，厮打了一个小时。