同根派生 day care center相關(guān)詞英漢例句Many retirees volunteer in community service and day care centers.許多退休人員在社區(qū)服務(wù)或育嬰中心做義務(wù)工作Daycare providers; day care centers.日托提供者; 日托服務(wù)中心day care center更多例句