However numerous patent disputes, and a blocking attempt by the radio Corporation of America, who thought it would destroy AM radio, halted its advancement.
但是很多对于专利的争议，以及美国的收音机公司对此的阻挠(他们认为调频收音机的发明会毁了调频广播)使之前的进步趋于停滞。
Material rewards will not necessarily lead to a drop in moral standards as long as there is a whole system blocking those who attempt to take advantage.
只要有一整套机制来阻止那些企图占便宜的人，物质奖励就不会必然导致道德标准的沦丧。
Facing the San Diego Clippers, Kupchak drove the middle, found Clipper Joe Bryant (Kobe's father) blocking his path, and planted his left leg in an attempt to pull up and avoid the charge.
当时是和圣地亚哥快船队交手，库普·切克在中场运球，发现快船的乔-布莱恩特(科比的父亲)挡住了他的路线，他伸出他的左腿试图突破以避免发生冲突。
Facing the San Diego Clippers, Kupchak drove the middle, found Clipper Joe Bryant (Kobe's father) blocking his path, and planted his left leg in an attempt to pull up and avoid the charge.
当时是和圣地亚哥快船队交手，库普·切克在中场运球，发现快船的乔-布莱恩特(科比的父亲)挡住了他的路线，他伸出他的左腿试图突破以避免发生冲突。
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