他的文章总是那么枯燥，无法引人入胜。

His writing is always so ___dry and unengaging.

脱离背景地罗列事实会使主题显得枯燥且毫无意义。

Presenting facts without context makes the subject seem ___dry and meaningless.

演讲者枯燥的讲述方式使得连最有趣的话题听来也成了一件苦差事。

The lecturer's ___dry delivery made even the most fascinating topic a chore to listen to.