Polisography
多次(曝光)X射线照相术
🗣️ 情景例句
It was a pretty dumb thing to do.
做那件事真傻。
The restaurant doesn't open until seven forty-five.
饭馆要到七点四十五分才开门。
Forty-two years later a tunnel was actually begun.
42年以后，隧道实际已经开始建了。