He grumbles every so often, but that's part of his strength.

他的确最近经常发牢骚，但是这是他动力的一部分。

youdao

"I'd have preferred to do the whole thing by E-mail," he grumbles.

“我宁愿是用电子邮件来处理整件事情”，他抱怨道。

youdao

"I'd have preferred to do the whole thing bye-mail," he grumbles.

“我宁愿是用电子邮件来处理整件事情”，他抱怨道。

youdao

"I am given zero tolerance for defect, " he grumbles.

CNN: latimes.com: Talking baseball and politics with George W. Bush

"People become very illiquid, " he grumbles.

FORBES: The Deferral Trap

That sounds similar to the schedule that Robert Flach, The Wandering Tax Pro, claims to maintain. (My blogging buddy, Joe Kristan, calls the Flach version of tax season, a two month death march.) Instead of running a blog where he grumbles about the GD extension and the idiots in Congress making a mucking fess out of the tax law, Mr. Dodds spent all that extra time raising Morgan horses.

FORBES: Written Business Plan Is Crucial In Horse Tax Court Case