And he said 'touch wood' it will remain good for a long time. Why does he say 'touch wood'?

并且他说" 摸木头" 很长一段时间内还能保持身体健康。为什么他要说" 摸木头" 呢？

But touch wood that my health remains for a long time yet.

但愿我在很长一段时间内还能保持身体健康。

On an impulse he touched wood.

一时冲动，他摸了摸木头。

It seems to be going rather well. Touch wood.

进行得挺顺利的 时来运转。

I can tell you that-- and I'm going to touch wood very strongly over here-- we have never been sued.

我可以告诉你——我要在这里非常强烈地触摸木头——我们从来没有被起诉过。

We kind of work really well as a team together and touch wood, we're fully booked every day. So I've got no complaint. - I know.

我们团队合作得很好，也许是走运吧，我们每天的预订都排满了。所以我没什么可抱怨的。 - 我知道。我知道。

While the Prime Minister surreptitiously touched the wood of his desk, Fudge continued, " But Blacks by-the-by now. The point is, we're at war, Prime Minister, and steps must be taken."

首相偷偷地敲了一下木头桌子这是世界上很多民族的习惯，福吉继续说道：“不过布莱克的事情已经过去了。现在的问题是，我们正处于战争之中，首相，必须采取一些措施。”

He bowed his head in contentment until the last noise of the moccasin on the snow died away. He knew his son was beyond recall. Then his hand moved out from the furs to touch the wood.

听不到鹿皮靴踩在雪地上的声音时，他心满意足地低下了头。他知道已经叫不回儿子了。然后，他把手从毛皮中伸出来，去摸身边的木柴。