Paracyanogen
仲氰, 多聚氰
🗣️ 情景例句
It is likely to rain tonight.
今晚可能会下雨。
Friends are lost by calling often and calling seldom.
交往过密过疏，都会失去朋友。
Mr Hu stood at the starting line. All the runners got ready to run.
胡先生站在起跑线上。所有的运动员都做好了起跑准备。