他用字太不严谨。

He used words too loosely.

确实, 智利也反映了这一不严谨不科学的规则.

Indeed, Chile is no exception to this loose and unscientific rule.

当然，这种说法虽然形象，但并不严谨。

Certainly, this kind of parlance although image, not careful.

接下来就是,很不严谨地去谈论这个世界。

What's the rest, the rest is something talking loosely to say about the world.

传统上用发展速率的方法预测盐碱化是不严谨的.

The traditional method of forecasting soil salinization with developing rate is not precise.

不严谨的说，计算机仅能执行低级语言编写的程序。

Loosely speaking, computers can only execute programs written in low-level languages.

他的名声大多来自于他死后对他的作品的一些不严谨的改编。

Much of his fame came from posthumous -- and very loose -- adaptations of his work.

实际上，我们对二重积分的定义并不严谨，那应该怎样严格地定义它呢？

OK, so actually, how do we define it, that's not really much of a definition yet.

在我国，法律对公司并购所作的定义并不严谨，通常人们将公司兼并、收购等行为统称为公司并购。

In China, there is no clear definition for M&A (merger and acquisition), which is commonly referred to activities involving corporate merger, acquisition and so on.

在胜任阶段，你相信，你曾经犯过的错误是因为在之前的几个较低的级别中，对任务细节描述的不严谨和嘲笑。

At the competent level, you believe that the mistakes you made at the lower levels must have been down to a lack of rigour or completeness in the description of the tasks you were taught.