为什么用running,怎么解释这个running.It gets its name from the white stripes running down its back.

为什么用running,怎么解释这个running.
It gets its name from the white stripes running down its back.

长条东西展开都可以用run down.There is a large red carpet running down the aisle to welcome the guests.

running down its back是一个从句, 在这里作the white stripes的定语. 分词(--ing和--ed)引导的从句可以在句子中充当各种成份, 是很常见的用法.

还是看楼下的。