摄动 shèdòng perturbation Definitions Defs Origin Strokes Stroke Words Sentences Sents 摄 攝 shè nounverb to take in (bound form) to absorb; to take in; to assimilate; to suck up动 動 dòng verb to move To change position or status; to set something in motion or displace it; to touch; to alter or modify.