Lenticulation
透镜光栅
🗣️ 情景例句
I'd like to talk to Mr. Wang, please.
我想跟王先生讲话。
The country is rich in natural resources.It has mineral deposits.
这个国家有丰富自然的资源。它有很多的矿床。
Our knowledge of the universe is growing all the time.
我们对宇宙的认识一真在增长。