infanticide

n 1 [U] (a) crimeof killing an infant 杀婴（杀害婴儿的罪行）: commit infanticide 犯杀婴罪. (b) (formerly) custom among some people of killing unwanted new-born children （旧时）有些人将不想要的新生儿杀掉的风俗. 2 [C] person who kills an infant 杀害婴儿的人.

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