ponder [?p?nd?(r)] v. 沉思；考虑
例句 I pondered the incident, asking myself again and again how it could have happened.
我反复思考那件事，一再自问究竟是怎么回事。
翻译 ponder the reasons to copy the famous brand（思考一下仿冒知名品牌的原因）
同义替换 contemplate v. 沉思 think v. 考虑 reflect v. 深思；考虑
potential [p??ten?l] n. 潜力，潜能 adj. 可能的；潜在的
拆分 potent（能够，能力）+ ial（形容词后缀）→潜在的
例句 It’s also a potential economic problem, since a declining dollar makes imported food more expensive and exerts upward pressure on interest rates.
