Beo
abbr. 丁炔二醇乙氧基化物（butynediol ethoxylate）；宴会活动定单（Banquet Event Order）
🗣️ 情景例句
Sure.
当然。
I had thought he knew the time of the meeting.
我原以为他知道开会时间。
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。