Polyyne
聚炔烃
🗣️ 情景例句
If satisfactory we may consider further orders.
如果满意的话，我们可以考虑进一步的订单。
Could you tell me where is the elevator?
你能不能告诉我电梯在哪里？
Last year in another play, she had to wear short socks and a bright, orange-coloured dress.
去年在演另一个剧时，她不得不穿短袜和一件鲜艳的橘红色的衣服。