Bechtel, an American Engineering &Construction Company, which has celebrated its 100 years in 1998, has worked on more than 19000 projects in 140 countries on all seven continents.是什么意思_Bechtel, an American Engineering &Construction Company, which has celebrated its 100 years in 1998, has worked on more than 19000 projects in 140 countries on all seven continents.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句