Alkynes
[化] 炔烃
🗣️ 情景例句
I can speak Shanghai dialect other than Cantoness.
除了广东话，我还能讲上海话。
She refuses to make up her mind.
她拒绝下决心。
There is a mark of ink on his shirt.
他的衬衣上有一块墨迹。