英语把脑袋别在裤腰带上怎么说

take your life in your hands

冒生命危险；豁出性命；把脑袋别在裤腰带上

to risk being killed

You take your life in your hands just crossing the road here.

你在这里过马路简直是冒险玩命。

类似表达：risk a life

Has he taken the measure of us and concluded that we're not willing to risk a life?

他有没有掂掂我们的分量，知道我们并不愿冒生命危险？