Your toenails are the thin hard areas at the end of each of your toes.
英汉词典释义
n.
脚趾甲
You should cut your toenail.你应该剪一剪你的脚趾甲了。Your toenails are very long,you ought to cut them before they start growing in,or you could be in a lot of pain.你的脚趾甲太长了,应该剪掉,不然趾甲会往里长,给你造成很大的痛苦。