相关单词同義詞accidentally, unexpectedly, 近義詞 luckily 幸運地, as luck would have it 碰巧, fortunately 幸運地臨近詞fortuitous, fortuitous variation, fortuitous collision, fortuitous distortio, fortuitous causality, fortuitous connection, fortuitous distortion, fortuitous determinant, fortuitous interference, fortuitous causal relationship, fortuitous telegraph distortion 返回 fortuitously