Methanoyl
甲酰氧(基)
🗣️ 情景例句
How are you?
好吗？
Help! I'm being killed.
救人呀！我要被杀死啦！
One Saturday morning, Frank visited an antique shop in my neighbourhood.
一个星期六的上午，弗兰克去了我家附近的一家古玩店。