表达 “have ice in one’s veins” 的字面意思是 “某人的血管里有冰”，而它实际表达的意思是 “临危不乱，镇定自若”。“Have ice in one’s veins” 也可以被用来形容某人 “冷酷无情”。
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.