| 单词 | back float |
| 释义 | back floatnoun Swimming.a floating position on one's back with arms extended out to the sides and face upward. Origin of back floatprobably earlier than 1975–80 Words nearby back floatbackfire, backfist, backfit, backflash, backflip, back float, backflow, back focus, back foot, back formation, back forty Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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