After a certain period, a job becomes monotonous and people become bored and eventually even lazy.

It was very monotonous.

那声音非常单调刺耳.

Mary is finding life deadly monotonous.

玛丽感到生活非常单调.

a monotonous voice/diet/routine

单调乏味的声音 / 饮食 / 日常事务

a monotonous diet

单调的饮食

The clerk is averse to doing the data input duty, which he thinks is too monotonous.

那文员厌恶干资料输入的工作, 因为他觉得这太平板单调了.

His monotonous whistling grated on her nerves.

他单调的口哨声令她的神经受不了.

His articles are fixed in form and monotonous in content.

他的文章千篇一律,一个调调儿.

He has a very monotonous voice; he should modulate it more.

他的声音很单调, 应该加以调节.

monotonous work

单调乏味的工作

It's monotonous work, like most factory jobs...

与工厂大部分工作一样，这份工作也很单调乏味。

You will not lost patience even with monotonous work and endless time.

中文:单调的学习和漫长的时间也不会让你失去耐心.

Her speech was all in the same key, ie monotonous.

她的演说自始至终是一个调子(单调乏味).

In this paper, new concepts of random forced operator and random powerful monotonous operator are introduced.

本文提出了随机强制算子与随机强单调算子的新概念.

The food may get a bit monotonous, but there'll be enough of it.

饭菜可能会有些单一，但管够。

Though my daily life is extremely monotonous, I try hard to adapt myself to it.

虽然我的日常生活十分单调, 但我却竭力设法去适应它.

For tourists, food was not a problem, though meals tended to be monotonous.

对旅行者来说, 食物不是问题, 虽然有点单调.

As the boys steadily monotonously drove the raft toward mid-stream.

几个孩子稳稳当当、始终如一地将木筏向中流划过去.

The maid, still in tears, sniffed monotonously.

侍女还在哭, 发出单调的抽泣声.

The windshield wipers swished back and forth monotonously.

挡风玻璃上的雨刷单调地来回摆动,发出飕飕声.

How monotonously alike all the great tyrantsand conquerors have been : how gloriously different are the saints.

一切专制者和征服者何其相似,何其单调;一切圣者何其独异,何其荣耀.