opponent rival competitor三者有什么区别?有把握者回答,其他免进,

emulator,competitor,opponent,rival的区别在哪里? rival opponent有何区别?rival opponent都有“对手”的意思,那么具体在含义上有何区别呢?请举例说明,而不是照抄词典, opponent rival competitor三者有什么区别?有把握者回答,其他免进, 下面三个句子有语病吗?He beat the rival at five to 0He defeated the opponent by five to 0He won over the rival 5 to 0 rival是什么意思? rival是什么意思 competitor和opponent的区别 rival 和compete有什么区别? rival和adversary有什么区别? antagonist 与 rival 有什么不同 You must have at least onecomputer opponent press o just before opponent hitsyouto over the basic reason for the existence of multi-national companies is the compe 英语翻译（英译汉一句）Boeing is mot a rival of Airbus 两个“竞争对手”英文rival和competitor的区别 Rival Koreas meet for talks as tensions ease,标题翻译, 请帮忙翻译：Obama taps potential rival for China envoy because,a rival in love,I only a fight .