" Phew! This is pretty gruelling work, " said Peter.

“嘘！这还真是个累人的活儿。”彼得说。

Once children arrive, " they realise that they both can't work these gruelling hours."

一旦有了孩子，“他们就意识到他们都无法再做这么繁重的工作”。

The tasks will as usual be gruelling tests of business acumen, team-working and leadership skill.

这些艰巨的任务一如既往考察商业头脑、团队合作和领导能力。

To pass the test, they needed to complete a gruelling obstacle course in the pouring rain.

为了通过测试，他们需要在倾盆大雨中完成艰苦的障碍赛。

To pass their final exam, they had to complete a gruelling 24 hour observation.

为了通过期末考试，他们必须完成24小时的艰苦观察。

When something is gruelling, it's extremely tiring and difficult, and it requires a lot of effort and determination.

如果某件事情令人筋疲力尽的话，它非常累人，令人感觉困难重重，需要大量的努力和决心。

The work is gruelling, especially in the heat.

工作很累，尤其是在炎热的天气里。

There was one breakthrough for Miranda in this gruelling process.

在这个艰苦的过程中， 米兰达实现了一次突破。

Eleven gruelling hours. That's how long senators sparred with the top executives from Goldman Sachs yesterday.

十一个艰苦的小时。这就是参议员们昨天与高盛公司的高层管理人员争吵的时间。

In 1944, after four years of gruelling war, Paris was liberated from Nazi occupation, and Picasso was free to meet an adoring public.

1944年，在经过四年艰苦卓绝的战争之后，巴黎终于在摆脱了纳粹的控制得到了自由，毕加索开始能够自由的与崇拜他的公众见面。