We stayed at a cozy bed-and-breakfast by the seaside for three days, and the breakfast was delightful.

bed-and-breakfast 是由三个单词组成的复合名词： - bed 指"床铺" - and 是连接词 - breakfast 指"早餐" 这个短语特指提供住宿和早餐的小型家庭旅馆，中文常翻译为"民宿"或"家庭旅馆"。这种住宿形式通常比酒店更温馨亲切，提供主人亲手制作的早餐。