rejection himself
拒绝自己
以上为机器翻译结果，长、整句建议使用 人工翻译 。
A painful, recent rejection - a long relationship ending suddenly against his wishes, perhaps - might be one reason why he's hesitant to put himself on the line.
比如一段很长的情感关系刚刚有悖他的意愿结束了，这种痛苦的、最近受到拒绝的经历，可能，是一个让他踌躇不前的原因。
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