有血管和神经的，会疼的

来源: 于 2017-07-12 10:33:04 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Many people find the task of trimming a dog's nails intimidating. The nail contains both a blood vessel (the “quick”) and a nerve that can lead to bleeding and pain if the nail is cut too short.