单词	speedboating
释义	speed·boat·ing (spēdbō′tĭng) n. The act or sport of operating a speedboat. speedboat′er n.
随便看	Indo-European root: bhāgo- Indo-European root: dail- Indo-European root: daiwer- Indo-European root: dakru- Indo-European root: de- Indo-European root: deik- Indo-European root: dek- Indo-European root: dekm̥ Indo-European root: deks- Indo-European root: del- Indo-European root: del- Indo-European root: dem- Indo-European root: demə- Indo-European root: dent- Indo-European root: der- Indo-European root: derk- Indo-European root: deru- Indo-European root: deu- Indo-European root: deu- Indo-European root: deuk- Indo-European root: deuə- Indo-European root: dhegwh- Indo-European root: dheigh- Indo-European root: dher- Indo-European root: dhers-

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