词目：机遇 拼音：jī yù 英文：[occasional;favourable circumstance;favourable opportunity] 挑战tiǎo zhàn to challenge to a fight or contest; to dare; to throw down the gauntlet; to offer battle; to give a challenge2.a challenge; a dare
机遇和挑战 [网络] opportunities and challenges; Opportunity and challenge; opportunities and threats; [例句]世贸和奥运给我们带来了更多的机遇和挑战。The WTO and Olympic Games have brought us a lot of opportunities and challenges.
