早期的天文学家认为我们的星球是宇宙的中心。Early astronomers thought that our planet was the centre of the universe.人类在接近各个星球，探索新的天体。Man was drawing closer to the stars, opening new worlds.“孤独星球旅游中心”的网址是http：//www.lonelyplanet.com。The URL for...
At Peking was the Great Khan, and they were hospitably entertained.忽必烈汗在北京, 他们受到了盛情款待.She was received hospitably by her new family.她的新家人热情地接待了她.He served the guests hospitably.他端茶倒水,热情待客....
Prohibit the use of hemostatic clamp holding any normal tissues.禁止用止血钳夹持任何正常组织.Objective : To test the type of collagen sponge and its hemostatic properties.目的: 检测胶原海绵的类型以及止血作用.Objective : To observe the hemostatic effec...