Sentence Translation Translate the following underlined sentences into English.过去20多年，世界各国的外国直接投资政策主要集中于吸引外国的直接投资。发展中国家之间签订的双边投资协议增长很快，反映出这些国家也出现了对外投资（outbound investment）。
THE VERY FAST GROWTH OF BILATERAL INVESTMENT AGREEMENTS SIGNED BETWEEN DEVELOPING COUNTRIES REFLECTS THE EMERGENCE OF OUTBOUND INVESTMENT FROM THESE COUNTRIES.
