one by one, one after another 
einer nach dem anderen 
uno per uno 
un par un 
uno por uno one by one, one after another 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 '| Goethebuch | Vietnamese |
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