Paraphyly
并系
🗣️ 情景例句
During your computer classes, did they teach you how to fix a cooling fan?
在你的电脑课程，他们是否教过你如何修理散热风扇？
How have you been these years?
这些年你怎么样？
How many spiders are engaged in this work no our behalf?
有多少蜘蛛在为我们效力呢？