buy in英 [ˈbaɪ ɪn]美 [ˈbaɪ ɪn]大宗购进(某物); 出价买回自己送出拍卖的东西; (使)(通过投资、购买股票等)加入、入伙经济英英释义verbamass so as to keep for future use or sale or for a particular occasion or uselet's stock coffee as long as prices are lowSynonym:stockstock up双语例句