lighteningv.
美 'laɪtnɪŋ
中文v. 减轻（lighten的ing形式）；发光\nn. 孕腹轻松
减轻（lighten的ing形式）；发光
n. 孕腹轻松
词根词源
lightening (n.)"the shedding of light," mid-14c., verbal noun from lighten (v.2). Meaning "alleviation of weight" (literal and figurative) is from 1520s, from lighten (v.1).
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