Etherion
[医] 微以太
🗣️ 情景例句
I heard the professor of that class is very good.
我听说那个班的教授很好。
What's your opinion?
你的意见是什么？
In 1929, three years after his flight over the North Pole, the American explorer, R.E.Byrd, successfully flew over the South Pole for the first time.
美国探险家 R。伯德在飞越北极3年之后，于1929年第一次飞越了南极。