Opencasting
(opencast 的现在分词) a. 露天开采的
🗣️ 情景例句
I have spent my whole life slaving away, it's time for me to take a break and see some of this great country.
我的一生都在忙碌中度过的，现在是休息的时候了，也是去游历这个伟大国家的时候了。
Flying volcanic bomb
喷燃着的火山弹
It was necessary, therefore, to invent instruments that neither slumbered nor slept.
因此，有必要发明一种仪器，既不打盹儿，也不睡觉。