opportunistic practice投机行为;投契行为;谋利举动;投契行动
opportunistic infections机会性感染;机遇性感染;伺机性感染;机遇性传染
opportunistic sample时机性样本
Opportunistic Way机方式;机会方式
opportunistic planning机运性规划
Opportunistic Survival机会主义的
opportunistic replacement机会替换
Opportunistic Incentive投机性激励因素
opportunistic practbuffalo投机行为
ADJ（形容词） If you describe someone's behaviour as opportunistic, you are critical of them because they take advantage of situations in order to gain money or power, without thinking about whether their actions are right or wrong. 机会主义的[表不满]
Many of the party's members joined only for opportunistic reasons.
这个政党的许多成员入党纯粹是出于投机。