Alkyne
[ ['ælkain] ]
高中 Senior High
n. 炔\\n[化] 炔烃
🗣️ 情景例句
That's all right.
没关系。
You'd better wear a light jacket.It's chilly today.
你今天最好穿一件浅色的夹克衫。 今天很冷。
I'll be more careful next time.
我下次要更小心一些。