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babysit (v.)
[babysit 词源字典]
also
baby-sit
, 1947, from
baby
(n.) +
sit
(v.); figurative use (often contemptuous) by 1968.
Babysitting
is from 1946.
[babysit etymology, babysit origin, 英语词源]
[babysit 词源字典]