Undulina
[医] 锥虫属
🗣️ 情景例句
When you're out in the fresh air like this, it makes you hungry.
当你来外面呼吸这么新鲜的空气时， 就很容易饿。
Quick! Seize that child before she falls down.
快！趁还没掉下去，快抓住那孩子。
He has often described to me how he picked up a masterpiece for a mere $50.
他多次向我详细讲他如何只花50英镑便买到一位名家的杰作。