Countertrades
反信风
🗣️ 情景例句
Did it work?
这行得通吗？
His presence in the room was not noticed.
没有人注意到他在房间里。
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。