673家私人高尔夫俱乐部参与了最近的研究。673 private golf clubs took part in a recent study.我的私人生活不得不让位于事业。My personal life has had to take second place to my career.体验私人游艇的乐趣和奢华。Discover the delights and luxury of a private yacht....
热力学定律the laws of thermodynamics热力学是很难教的一门课。Thermodynamics is a hard course to teach.为了作到简单明白, 我们暂不考虑热力学问题.To maintain clarity and simplicity, we leave all thermodynamic considerations aside....