This kind of humour is infantile and boring.

这种幽默既幼稚又无聊。

《柯林斯英汉双解大词典》

Honestly, you know, I thought it was kind of slow and boring.

说实话，你知道，我觉得这有点缓慢而且无聊。

youdao

youdao

And the guys, they are sometimes pretty boring because they like to give chocolate and flowers.

VOA: special.2010.02.08

Now these are going to be sort of dreary, boring, typical Martin lectures; dreary and boring historical surveys.

会比较沉闷，无聊，典型的Martin课程;,沉闷无聊的历史回顾。

耶鲁公开课 - 新约课程节选

I don't know if you've been to Bath. But it's very nice, but a bit boring and small.

我不知道你去过巴斯没有。那里非常漂亮，只是有一点无聊，而且那里很小。

刚来伦敦的时候 - SpeakingMax英语口语达人

The UK would be just like other average and boring northern European economies in its inequality.

FORBES: The Economic Legacy Of Margaret Thatcher

This is the land of empty high rises, slow drivers, humidity and boring baseball teams.

FORBES: Home Sales Down? Not For This Realtor

As banks and boring CDs were left behind, brokerages and registered investment advisers proliferated.

FORBES: On Your Own: Investing in An Era of Irrelevant Regulation (October 2009)