Photoelasticimeter
光测弹性计
🗣️ 情景例句
Hi, honey.
嗨，亲爱的。
What do you know about the tenth century?
有关十世纪的事你知道些什么？
Though the sound could be heard clearly, it took me a long time to react.
虽然声音听得很清楚，但我过了好一会儿才作出反应。