a 1970s hippy commune20世纪70年代的嬉皮士群体In his youth he had been sucked into a hippy cult.他年轻的时候一度过着嬉皮士式的生活.In 1967 she hit the hippy trail to India.1967 年，她踏上嬉皮士之路去了印度。Just because he has a beard doesn't necessarily mea...
The reproduction of and paintings by collotype printing can obtain a high fidelity.采用珂王罗版印刷方式复制字画可达到还原逼真的艺术效果....the increasingly high technology of music reproduction.越来越先进的音乐录制技术Resolution of high - performance, the re...