lament: v. to express annoyance or disappointment about something you think is unsatisfactory or unfair
翻译
共享单车的用户总在不断抱怨自行车有各种各样的问题。
Users of bike-sharing are always lamenting about all kinds of problems with the bikes.
造句
句子： Many people keep lamenting about life yet few of them seek to change.
翻译： 很多人抱怨生活，然而很少人寻求改变。
背景： Cynicists.
