Thermohardening
热定形; 热硬化
🗣️ 情景例句
Affectionately, Uncle John.
爱你的，约翰叔叔。
The doctor said I looked anemic.
医生说我看起来贫血。
I've got a problem and as I don't know what to do I thought I'd write to you and ask for your advice.
我有一个问题，因为我不知道该怎么办。我想我最好写信给你，征求你的意见。