Diphyl
狄菲尔换热剂(二联苯及二苯氧化物)
🗣️ 情景例句
I had planned to wear them.
我早就预备戴它们。
There are spots in (or on) the sum.
人孰无过。
Then they arrived just when we wanted them.
这样，他们可以恰好在我们要求的时间到达。