youdao

My only grumble is that there isn't a non-smoking section.

我惟一的抱怨是这儿没有无烟区。

《柯林斯英汉双解大词典》

Our genes also help determine whether we look on the bright side, helping explain why some people have a spring in their step, while others like nothing better than a good grumble.

基因同样决定我们是否能看到事物好的一面，帮助我们解释为什么有些人在前行中充满活力而有些人却只是抱怨的机器。

youdao

It settled into a pattern of flaring up every now and then before dying back to a grumble.

ECONOMIST: Volcanoes and air travel: Small eruption in Iceland | The

UN's inquiry into the murder of Rafik Hariri, Lebanon's former prime minister, nine months later, not a grumble was heard from America.

ECONOMIST: International Criminal Court

There is not much time to celebrate a victory or grumble over a loss because the next game is around the corner.

WSJ: Carlesimo Always Has One Eye on the Clock