Photoelastometry
光测弹性术
🗣️ 情景例句
Chileren should learn about the great accomplishments of their nation.
孩子们应该了解自己国家的伟大成就。
To answer the first part of your question, I'd like to say that our studies were very extensive.
你问题的第一部分，我要说的就是我们的研究非常广泛。
The only funny things we heard that evening came from the advertiser at the beginning of the programme.
那天晚上唯一有趣的事情是节目开始时那个报幕员的开场白。