Bilateral descent
双亲遗传
🧩 词语组成解析
🗣️ 情景例句
That was a big dinner, and I'm stuffed.
晚餐真丰盛啊！我吃多了！
Archeologists still can only surmise as to the origin of Man.
考古学家们对于人类的起源依然无法推测。
Sam, what are you going to do tomorrow?
山姆，你明天打算干啥？