Volumescope
气体体积计
🗣️ 情景例句
Do we have to bag our own groceries?
我必须自己装我们买的商品吗？
Not at all.
一点儿也不。
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。