Perklone
全氯乙烯
🗣️ 情景例句
Can I take it off? I'm hot!
我可以脱掉吗？我好热！
There are 16 participants here today.
今天有16位参会者。
I think you probably know China has adopted a flexible policy in her foreign trade.
我想你也许已经了解到中国在对外贸易中采取了灵活的政策。