Read Edit View history 膨大 péngdà swell Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 膨大 · péngdà · swell 2026/03/04 膨大 péngdà swell to swell; to inflate 由于吸收了水分，种子开始膨大。 verb created sense Mar 4, 2026, 02:25 AM