Polypodium
[医] 水龙骨属
🗣️ 情景例句
I want to stay here and fish.
我想待在这里 钓鱼。
Repetition is the mother of knowledge.
反覆学习是知识之源。
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。