Keep a level head and phone the Fire Department.

保持冷静，打电话给消防署。

We should keep a level head when we are in danger.

我们必须在遇到危险的时候保持镇静。

We should learn to keep a level head in an emergency.

在紧急情况，我们应学会保持头脑冷静。

We should learn to keep a level head in an emergency.

遇到紧急情况，要保持冷静，不要惊慌。

They will need to keep a level head to deal with the problems they will face in 2011.

他们需要保持冷静的头脑来处理2011年即将面临的问题。

These times will challenge us all, and the ability to keep our calm and level head and allow our heart the space to remain peaceful is a prize beyond measure.

这个年代将会给我们所有人挑战，那些能够保持冷静的头脑，平和的内心的人们会有无可估量的价值。

In order to be able to play at a high level, it is necessary to train very hard and to keep the "head cold."

为了能高水平发挥，我就有必要刻苦训练，保持头脑冷静。