1. 80% of burglaries are committed by casual opportunists. 80%的入室行窃都是临时起意者所为。
2. Opportunists must constantly invade new areas to compensate for being displaced by more competitive species. “机会主义者”必须不断入侵新的地区,以弥补被更具竞争力的物种取代的损失。
3. Human landscapes of lawns, fields, or flowerbeds provide settings with bare soil and a lack of competitors that are perfect habitats for colonization by opportunists. 人工草坪、田野或花圃等人文景观提供了裸露的土壤和缺乏竞争者的环境,是“机会主义者”的完美殖民地。
4. Opportunists pounce on undervalued mortgage paper and bank shares. 投机者追捧超值的抵押贷款和银行类股。
5. Others assert that thieves, opportunists, or political opponents murdered him. 还有其他的猜测是盗贼、偶然事故或者政敌谋杀。