Adiponitrile
[有化]己二腈
🗣️ 情景例句
Well, we'll phone every hour,
好了， 我们每个小时都打电话
It doesn't add up!
这就怪啦！
Just now we all watched you sign to show that you had received the cheque.
刚才我们大家都观察到了你为表明已收到那张支票而签名。