艰苦的

Oxfam Trailwalker is a tough hike because you have to finish walking a 100-kilometer trail within 48 hours.

乐施会毅行者是一次艰苦的行走因为你必须在48小时内走完100公里。

He devoted all his life to this painstaking job.

他把毕生精力都投入到了这项艰苦的工作。

For most students, one option is as painstaking yet palatable as another.

对于大多数学生，一个选择是艰苦的另一个尚未可口。

To learn is rather a painstaking and persevering business.

求学是一件艰苦的事。

From the beginning that it would be a difficult game. Perugia have changed a lot

在2：1击败佩鲁贾后，主教练安切洛蒂谈到：我们从一开始就直到这将是一场艰苦的比赛。

Learning is a difficult task which demands physical strength and energy.

学习是一项艰苦的工作，需要耗费精力和体力。

Therefore it should be realized that the war will be an arduous and protracted war.

因此，应该看到这一抗战是艰苦的持久战。

You decide to pull them out of the water.

你决定收网，这是件艰苦的工作

Willing to work in hard conditions like quarry

愿意在像矿山这样艰苦的环境下工作

The most nerve racking thing I have ever done.

这是我打得最艰苦的一场比赛

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。