第三人称单数： unlaces
过去式： unlaced
过去分词： unlaced
现在分词： unlacing

Buck mulligan sat down to unlace his boots .

勃克穆利根坐下来解他那高腰靴子的带子。

He raises his shoe to unlace it , and catches the sight of the slippers . He stops unlacing and looks at them as if they had appeared there of their own accord .

他翘起一只脚来解鞋带，看见了拖鞋。他停下来看着拖鞋，好象它们是自动出现似的。