Polish up your writing skills on a one-week professional course.上为期一周的专业课，提高你的写作技能。I'm going to New York, so I must polish up my English.我要去纽约, 因此我必须提高英语水平.You've got to polish up on your idiomatic expressions....
中微子和假想的引力子也是无质量粒子, 它们也以与光相同的速度运动.Neutrinos and the hypothetical gravitons, also massless particles, move at the same speed as light.在本文中, 只简单的讨论了在树图近似下引力子的相互作用势能.In this paper, the interactional potential energy of gravi...
Her literary criticism focuses on the way great literature suggests ideas.她的文学批评集中关注的是伟大的文学作品表达思想的方式。Men feel perfectly free to pronounce on the way women should look.男人随心所欲地对女性美的标准发表看法。The forecasters say more snow is o...