一一对应 yīyīduìyìng one-to-one correspondence Definitions Defs Origin Strokes Stroke Words Sentences Sents 一一 yīyī one by one one by one; one after another; each one in turn对应 對應 duìyìng verb to correspond to correspond to; to be equivalent to; to be a counterpart to in terms of nature, quantity, or function
