(1)inscribe or address by way of compliment; "She dedicated her book to her parents"
(2)挨拶代わりに贈呈する、に演説をする
(3)contribute to some cause; "I gave at the office"
(4)何かの原因に貢献する
(1)I gave at the office
(2)私はオフィスに寄付をした