彼は命がけで溺れた子供を救った。
He risked his life to save the drowning child.
戦場カメラマンは命がけの仕事だ。
Being a war photographer is a job where you put your life on the line.
選手たちは命がけで最後の試合に臨んだ。
The players went into the final match as if their lives depended on it.
冬山登山は文字どおり命がけだ。
Climbing mountains in winter is literally a matter of life and death.