potency 核心词议：
n. 效力；潜能；权力
potency 基本解释
速记方法
速记技巧
词根词缀法
-pot-能，能够+-ency名词词尾
知识扩展
词组短语
high potency高效能；
中文词源
中文词源：
potency
精选例句
1、 All their songs have a lingering potency.
他们所有的歌曲都有挥之不去的影响力。
常见考点例句：
- The potency of that vision is one that still blazes today .
- 那种幻象的效力，至今仍放射着灼热的光芒。
- Bear in mi nd the expiry date represents the last day the manufacturer guarantees a product 's potency .
- 记住，“保质期限”是厂家对产品效力的最后保障期限。
- Power and potency come in many fluid forms .
- 权力和力量有许多不固定的形式。
- This added to its potency as a catalyst for revolt .
- 只是为民众奋起反抗的导火线增加了一些效能。
- Rather , this episode illustrates the unusual potency of the current private equity phenomenon .
- 相反，这种情况展示了目前私人股本市场不同寻常的潜力。