a: be careful, your laces are undone.
b: oh, i never learned how to tie them properly.
lace
n. 1.网眼花边,透空织品,花边;2.鞋带,系带
vt. (up) 用系带束紧
a: sorry i’m late, my alarm did not go off on time.
b: that is a lame excuse, don’t let it happen again.
lame
a. 1.跛的,瘸的;2.站不住脚的,差劲的,蹩脚的
a: i am lamenting the loss of my dear friend.
b: goodness, what happened to him?
lament
vt. 1.哀悼,痛惜;2.抱怨,为...而遗憾
vi. 哀悼,悲痛
n. 挽歌,悼词