The complaints procedure is clumsy and time-consuming.

申诉程序复杂耗时。

Going to court can be an expensive, time-consuming, and gut-wrenching experience that is best avoided.

上法庭会是种费钱，费时间，并带来精神痛苦的经历，最好能加以避免。

Every day along the world's busiest border, an expensive and time-consuming pantomime is acted out.

在这个世界上最繁忙的边境地区，每天都在上演着一场昂贵又费时的哑剧。

And it is hugely time-consuming.

而且那也是非常耗费时间的。

This can be a time-consuming operation.

这是一个耗时的操作。