Polyphyletism
[医] 多元论(血细胞)
🗣️ 情景例句
Oh, don't look so sad.
噢， 别显得那么无精打采。
One good turn deserves another.
以德报德。
Last summer I spent days in the garden watching thousands of ants crawling up the trunk of my prize peach tree.
去年夏天，我花了好几天时间站在花园里观察成千只蚂蚁爬上我那棵心爱的桃树的树干。