42 一一 [-] yīyī (one-one) one by one, one after another: ~介绍 introduce one after another || ~列举 (lièjǔ) list off one by one || ~回答 answer one by one '
SAIGONESE
2802 重なる: come one after another, overlap: Accidents occurred one after another on the highway. 3348 次々に: one after another, in succession: The runners reached the goal one after another. 4088 続々: in succession, one after another: Guests came one after another.