out of the blue

相关单词

近义词

surprising 令人惊讶的，出人意料的..., unexpectedly 未料到地, unlooked-for 意外的, unforeseen 无法预料的, unanticipated 不曾预料到的...

临近词

out, outleap

相似词

out of order idiom, out of sight idiom, out of sight, out of mind idiom, out of station idiom, out of the frying pan into the fire idiom, out of the mouths of babes (and sucklings) idiom, out of the picture idiom, out of thin air idiom, 返回 out of the blue