(1)船の片側から他方へ移行する
(2)shift from one side of the ship to the other; "The sail jibbed wildly"
さらに詳しく
(1)等価交換
(2)an equal exchange; "we had no money so we had to live by barter"
(1)引き換えに（何かを）交換する、あるいは与える
(2)exchange or give (something) in exchange for
