表達 「have ice in one’s veins」 的字面意思是 「某人的血管裡有冰」，而它實際表達的意思是 「臨危不亂，鎮定自若」。「Have ice in one’s veins」 也可以被用來形容某人 「冷酷無情」。
She didn’t move when the ball was coming straight towards her face. She must have ice in her veins.
Wang Mei had ice in her veins! With seven seconds left, she managed to hit a three-pointer and tied the game!
My friend was thrown out of his apartment for accidentally breaking a window. His landlord has ice in his veins.