isn't

An alcoholic is not allowed to drive.

酗酒者不许开车。

The first part of the ascent is not steep.

开始一段坡路并不陡峭。

That little bauble is not to be compared with (not to ) this enormous jewel.

那个小摆设不能与（不是 to ） 个大宝石相比较。

The president is not willing to abase himself before the nation.

总统不愿在全面前降低自己的威信。

It is not advisable to drink too much.

喝酒不可过量。

It is not advisable just to sit there brooding about the unpleasant bygones.

老是坐在那里闷闷不乐地想着过去那些不愉快的事情并不好。

It is not advisable just to work away without making a timely summing-up of experience.

一味埋头干下去不做及的经验总结是不可取的。

At common law, the right of re-entry is not alienable, assignable, or devisable.

普通法，收回权是不可流转、转让或遗赠的。

Accuracy is not always compatible with haste.

忙中难免出错。

The case is not amenable to ordinary rules.

情形不是按照普通规定所能处理的。

The theism and the antitheism seems united here, it is not an easy thing.

在无论是东西方还是有神和无神论者，似乎得到了统一。真不容易呀。

It is not my intention to argue with you.

我不是想和你争论。

Water is not only colorless, but odorless as well.

水不仅没有颜色，也没有气味。

There isn't enough colour in the picture.

幅画中的色彩不够。

He is not consistent in his action.

他的行动前后不一致。

What you say is not consistent with what you do.

你言行不一。

This statement is not consistent with what you said at yesterday's meeting.

个说法与你昨天会的发言不相符。

The quality of this suit isn’t quite consonant with its price.

套衣服的质量和价钱不相称。

The timing of the meeting is not convenient.

会议的间安排不合适。

We consider that the driver is not to blame.

我们认为不是司机的过错。