She started once again on the steep upward climb.她又开始沿着陡峭的山路往上爬。Both he and the crew are on a steep learning curve.他和组员们都学得很快。The Newton Hotel is halfway up a steep hill.丽东酒店位于陡峭的半山腰上。...
Locally dolomite and anhydrite are important as cements.局部地方白云石和硬石膏也是重要的胶结物.Locally dolomite and anhydrite are important as cements , together with minor authigenic quartz.在局部地方白云石和硬石膏也是重要的胶结物;还有少量自生石英.Macro - defect - f...