And there are further reasons for concern.

引发的还有其他原因。

A few years ago, I noticed something alarming.

几年前，我注意到了令人的事情。

Even more alarmingly, its flow is diminishing at source.

更令人的是它的源头在逐渐减小。

What is the root of their worries?

他的根源是什么？

So there is that to worry about.

因此要的事也存在。

D) The merger of publishers is a worrying trend.

D）出版商的合并是一个令人的趋势。

But these are not necessarily reasons for concern.

但这些未必是值得的理由。

And that is really what is concerning them.

这才是真让他的事情。

I well remember the look of concern on my father's face.

我清楚地记得我父亲当时的面容。

There you should write down all the negative outcomes that you're worried about.

将所有你的消极结果一一列出。

What would you say to people that are really worried?

你会对这些深表的人说什么？

It's an exclamation to express surprise, shock or concern about something.

这是表达对某事的惊讶、震惊或的感叹。

The speed at which cities are growing in the less developed countries is alarming.

那些欠发达国家的城市发展速度是令人的。

Holmes watched the fog and began to look worried.

福尔摩斯望着白雾，开始露出的神情。

Anaemia in children and babies is a cause for concern.

儿童和婴儿贫血是令人的问题。

This leads us to maybe the most concerning point about anti-depressants.

由此引出关于抗抑郁药物最让人的一点。

The economic impact is also a concern.

经济影响也是一个令人的问题。

I'm not going to lose any sleep over his empty threats.

我不会为他的空头威胁而的。

One concern was that the rainwater would be dirty.

雨的清洁性成为人的问题之一。

But it is the speed of recent changes that worries researchers.

但令研究人员的是最近变化的速度。