equality of opportunity 机会均等
Opportunity makes the thief. 【谚】 有可乘之机才会有贼.
We have had few opportunities of meeting you. 我们一直没什么机会和你们会面.
Opportunity seldom knocks twice. 【谚】 机不可失,时不再来
miss [throw away] an opportunity 错过[丢掉]一个好机会
at [on] the first opportunity 一有机会
have an [the] opportunity for doing [to do] 有做…的机会
take the opportunity of pointing [to point] out that 抓住机会指出…