And there are further reasons for concern.

引发担忧还有其他原因。

A few years ago, I noticed something alarming.

几年前，我注意到了令人担忧事情。

So there is that to worry about.

因此要担忧事也存在。

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

我清楚地记得我父亲当时担忧面容。

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

将所有你担忧消极结果一一列出。

What would you say to people that are really worried?

你会对这些深表担忧人们说什么？

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

那些欠发达国市发展速度是令人担忧。

Anaemia in children and babies is a cause for concern.

儿童和婴儿贫血是令人担忧问题。

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担忧一点。

The economic impact is also a concern.

经济影响也是一个令人担忧问题。

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

我不会为他空头威胁而担忧。

One concern was that the rainwater would be dirty.

雨水清洁性成为人们担忧问题之一。

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

但令研究人员担忧是最近变化速度。

Mr. Reese, I have some alarming news.

里瑟先 我有些令人担忧消息。

The people who have those concerns are sincere and those concerns are real.

有这些担忧人是真诚，这些担忧也是真实。

Even more alarmingly, its flow is diminishing at source.

更令人担忧是它源头水流正在逐渐减小。

So is your book alarming or is it optimistic?

那你书整体情感色彩是担忧还是乐观？

But the alarming issue is that it may also limit your life.

但令人担忧是，它也可能限制活。

Another cause for concern is causing weight gain.

另一个令人担忧原因是导致体重增加。

And then we can just map out what's the result of the worrying?

然后我们就可以描绘出担忧结果是什么。