efforts的中文翻译
efforts怎么读
efforts to
efforts pay off
efforts to do sth用法
efforts可数吗
efforts paid off
effort什么情况下可数
effort什么情况下加s
efforts made in vain
efforts是什么意思
efforts音标
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efforts什么意思
efforts是什么意思中文
efforts发音
efforts的音标
结果英语
efforts是什么意思中文翻译