可有可无的借口
Nor have legitimate grounds ever failed a prince who wish to show colorable excuse for the non fulfilment of his promise.───当一个王子在未完成其承诺时找出种种借口时，并没有合法的理由处置他。
Nor have legitimate grounds ever failed a prince who wish to show colorable excuse for the non fulfilment of his promise.
reasonable excuse───[法]合理解释，合理的辩解
colorableness───色度
colourableness───色度
feeble excuse───无力的借口
lame excuse───理由不足的辩解
plausible excuse───合理的借口
considerable expense───可观的开支
colorable───adj.可着色的；似是而非的
convenient excuse───方便的借口