Graphene
n. 石墨的单原子层
🗣️ 情景例句
Well, did you do any fishing?
你们钓了鱼吗？
Why not go out for a walk?
干吗不出去散步？
Duck, and like them the pigeons, are endowed with such-like muscles, that are a good part of the weight of the bird,
野鸭及它们相似的鸽子有天赋的钢铁般的肌肉，占了体重的很大一部分。