Ferroelastics
铁弹体
🗣️ 情景例句
Sam, would you come in, please?
Sam，请进来一下， 好吗？
There was a big crowd and we had difficulty getting a taxi.
外面有一大群人并我们有很困难招一辆出租车。
Never mind, I'm feeling better now.
不要紧，我现在感觉好多啦。