Calcified
v. （使）钙化, （使）硬化( calcify的过去式和过去分词 )
✅ 同义词
🗣️ 情景例句
We will also need a letter of recommendation.
我们还要求一封推荐函。
I'd like to speak to Mr. Jack.
我要和杰克先生讲话。
He teaches English in a middle school.
他在一所中学教英语。