难的

Such a conclusive evidence is hard to be explained away.

如此确凿证据很巧辩。

Why is it always me who has to do the donkey work?

为什么无聊做工作总我做？

Birth rates are notoriously difficult to predict.

众所周知，出很预测。

ATC waste liquid has such characteristics as high CODcr, high salinity and nonbiodegradable.

ATC废液具有高COD,高含盐量，以及物降解特点。

Russian is a diffcult language to master.

俄语一种掌握语言。

It was a difficult concept to grasp, but Sam latched on very quickly.

那个掌握概念，但萨姆很快就理解了。

It is difficult to persuade the superpowers to disarm.

要说服超级大国裁军很。

The shipwrecked sailor scanned the horizon anxiously every morning .

这位遭船水手每天早晨焦虑地注视着海天相接之处。

The new law about safety belts in cars was difficult to enforce at first.

规定系汽车安全带新法规开始时很实施。

It’s rather difficult for a cocky person to be on good terms with others.

一个傲慢人要和别人很好地相处,那很。

We all have our crosses to bear.

有本唸经。

Real pacification is hard to get in the Vietnamese countryside.

在越南乡下真正安宁很实现。

It is difficult to divorce politics from sport.

把政治和体育完全分开很。

The elements of physics are difficult to grasp.

物理原理很掌握。

The indigestible food set heavily on my stomach.

这些消化食物沉甸甸地压在我胃里。

Blacks have always been the indigestible mass.

黑人总一个吸收群体。

It is difficult to adjust one's habits to someone else.

一个人很使自己习惯适于他人。

He showed tact in dealing with difficult customers.

他在应付对付顾客时表现老练。

The servants likewise used me saucily, and had much ado to keep their hands off me.

有几个仆人对我很无礼，要他们手不碰我很。

Established practices are difficult to modify.

既定惯例很更改。