Radiability
射线透过性
🗣️ 情景例句
She sells sea shells on the shining seashore.
她在亮晶晶的海滩上卖贝壳。
A small leak will sink a great ship.
一个小漏洞可能弄沉一艘大轮船。
Do you know what time the film begins?
你知道电影何时开始？