Medullary
a. 骨髓的, 髓质的, 延髓的\\n[医] 髓的, 髓状的
✅ 同义词
🔴 反义词
🗣️ 情景例句
What's the problem, Richard?
有什么问题吗 Richard
What did you ask him?
你问他什么？
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。