4.Oil giants such as ExxonMobil and Chevron trod more gingerly into shalelands such as the Permian basin, not least because the wildcatters' expansionary zeal earned fracking a reputation for torching billions of investors' money.
埃克森美孚和雪佛龙等石油巨头更加谨慎地涉足二叠纪盆地等页岩地,尤其是因为这些野心勃勃
扩张热情为水力压裂赢得了烧毁数十亿投资者资金
名声。机翻