Doubled
v. 两倍；加倍努力；快步走（double的过去式和过去分词）
✅ 同义词
🔴 反义词
🗣️ 情景例句
What guarantee do I have that it won't break down easily?
有什么保障它不会轻易出故障？
I can write.
我会写。
He was a famous professor of physics.
他是一位著名的物理教授。