virtual/'v??t?u?l/adj.
[双解] almost or very nearly the thing described so that any slight difference is not important; made to appear to exist by the use of computer software, for example on the Internet 很接近的；事实上的；虚拟的
[语块] virtual choir 虚拟合唱团；virtual reality 虚拟现实
composition/?k?mp?'zI?n/n.
[双解] the different parts which sth is made of; a piece of music or art or a poem 成分；(音乐、艺术、诗歌的)作品
[语块] musical composition 音乐作品
opportunity/??p?'tju?n?ti/n.
[双解] a situation in which it is possible for you to do something that you want to do 机会；时机
[语块] seize an opportunity 抓住机会
