When this tensor vanishes, the space is calleda flat.当这一张量为零时,空间叫做平直空间.If the circulation vanishes at one instant of time, it must vanish for all times.只要环量在某一瞬间为零, 它就必须永远为零.With this said, the old man vanishes out of si...
“你什么意思啊？”我问，替利迪感到愤愤不平。"What do you mean?" I asked, offended on Liddie's behalf.“啊，福克斯上尉，”马丁·麦吉尼斯亲切地说，“很高兴再次见到您。”"Ah, Captain Fox," Martin McGuinness said affably. "Nice to see you again."生活多么离奇，多么莫测，多么不公啊！How odd li...
Every year more adventurers sailed west from Spain.每年有更多的冒险家从西班牙向西航行....a country spurned until now by all except the more lunatic of journalists and adventurers.一个迄今为止除了那些更为疯狂的记者和探险家外被所有人唾弃的国家Her fortune is already more...
我过去一直在寻找将和声和节奏结合起来的方法。I had been looking for ways to combine harmonic and rhythmic struc-tures.音乐教师教他们用和声演唱这首新歌.The singing teacher taught them to harmonise the new song.光 、 热和声以波的形式传播.Light, heat, and sound travel in wa...
This practical guidebook teaches you about relaxation, coping skills, and time management.这本实用的旅行指南教给你放松的方法、处理问题的技巧以及如何安排时间。Hypochondriasis, somatization, coping mechanism and brain - gut axis perhaps play important role...