cold-blooded
adj
1 (biology 生) having a blood temperature which varies with the temperature of the surroundings 冷血的(血液温度随环境温度的高低而改变的)
Reptiles are cold-blooded. 爬行动物是冷血的.
2 (derog 贬) (of people or actions) without pity; cruel (指人或行动)无情的, 残酷的
a cold-blooded murderer, murder 残忍的谋杀者、 谋杀.
Thanks for your information and for being so helpful.
谢谢你的帮助和提供的讯息。
Please speak more slowly.
请说得慢一些。
You were very kind. You brought out all your jewellery and you told me I could take anything I wanted. There were so many beautiful things that it was hard to choose. And then I saw a lovely diamond necklace with a big blue stone in the centre.