postnatal depression
noun🔊/ˌpəʊstneɪtl dɪˈpreʃn/
🔊/ˌpəʊstneɪtl dɪˈpreʃn/
(British English) (North American English post-partum depression)
[uncountable]a medical condition in which a woman feels very sad and anxious in the period after her baby is born 产后抑郁（症）