Ron was staring at it, looking slightly wary.

罗恩盯着它，心存备。

Does he always guard the premises in this way? asked Holmes.

他平日就这备吗？

Post sentries at all the outlying villages. Put the lookouts on full alert.

偏远山村布岗放哨。城门全面备。

These men are always on their guard.

这些人随时备着。

We're gonna have to keep our guard up.

我们得有所备了。

There's heavy security at the courthouse.

法院里备森严。

Then why are you being so defensive?

那你为什那备？

There was also heavy security around government buildings.

政府大楼周围也备森严。

Needless to say, it is heavily guarded.

不用说，那里备森严。

I like it when people leave their guards down.

我喜欢人们毫无备的时候。

Then why are you sounding so defensive?

你现备心很强？

The prison domitory is heavily guarded.

监狱住所备森严。

So I feel like being defensive is sort of a natural reaction.

所以我觉得有备心是自然反应。

It is so guarded that there are no media tours allowed of factories.

这里备森严，不允许媒体参观。

But the country is now again on alert.

但是这个国家现再次处于备状态。

The mosque was located in a heavily fortified area.

这座清真寺位于备森严的区。

Our ground-based air defense weapons systems have been put on high alert.

我们的陆基防空武器系统已经处于高度备状态。

It's the Cold War and Americans are on red alert.

冷战时期 所有美国人都保持高度备。

A lockdown could mean massive negative press.

医院备这意味着大量的负面新闻。

So, as for the United Nations, it's on high, high alert actually.

所以，联合国实际上处于高度备状态。