保持冷静

She maintained her composure, though with difficulty, throughout the trial.

尽管十分，她这场磨中还是保持冷静。

Those who can foresee difficulties on their way to success may keep calm when they really appear.

走向成功的路途中能够预见到的人真正现的能保持冷静的态度。

Keep calm, whatever happens.

无论发生什么事都要保持冷静。