opportunity 英 [.ɒpə(r)'tjuːnəti] 美 [.ɑpər'tunəti]
名词. 机会，时机
网络. 机遇，机会分析，机会点
变形. 复数：opportunities
搭配. take opportunity，good opportunity，give opportunity
[例句]
Only now， at the beginning of his administration， does President Obama have the opportunity to transform perceptions.
奥巴马总统只是到了现在，即自己主政初期，才有机会转变人们的观感。
！opportunity的形容词是opportunistic，adj. 机会主义的投机取巧的
Abstract: Proteus mirabilis is an important opportunistic pathogen， which can cause various infections， especially the severe and refractory urinary tract infection.摘要：奇异变形杆菌是临床重要的条件致病菌，可以引起消化道、泌尿道等各种类型的感染。
