Ethynyl
n. [化]乙炔基
🗣️ 情景例句
Good night, Dad.
晚安， 爸爸。
A man becomes learned by asking questions.
要长学问，就得多问；多问则业精。
New Zealand wine is of high quality and is sold all over the world.
新西兰的葡萄酒质量很高，销往世界各地。