英汉词典

1. 镇定的;镇静的;冷静的
    A calm person does not show or feel any worry, anger, or excitement.

    e.g. She is usually a calm and diplomatic woman...
           她通常沉着而老练。
    e.g. Try to keep calm and just tell me what happened...
           镇静点,告诉我出了什么事。