The main copper minerals are malachite, chrysocolla, little chalcopyrite, chalcosine and even little bornite and covellite. 矿石主要含铜矿物为孔雀石 、 硅孔雀石, 少量的黄铜矿 、 辉铜矿及极少量的斑铜矿和铜蓝等.
Interest rates would come down as the recovery gathered pace.随着复苏的加速，利率会降下来。Instead of moving at his usual stately pace, he was almost running.他没像平时那样优雅庄重地走着，而是几乎跑了起来。With four laps to go, he kept pace with the leaders.还...
It rejoices me to see you looking so well.看见你的气色很好我很高兴.He rejoices at every speck of dust that receives it and lives.他为所容纳而又让其生存的每一粒灰尘而高兴.She rejoices in the name of Cassandra Postlethwaite.她为有卡桑德拉.波斯尔思韦特这样的名字而引以为荣....
I thought: 'This cannot be happening, somebody must be playing a joke'.我想：“这不可能发生，肯定是谁在开玩笑。”Train doors have handles on the inside. They are stiff so that they cannot be opened accidentally.火车车门内侧有把手。把手都很紧，防止意外...
He was kicking his legs like a Can Can dancer.他像跳康康舞一样踢着腿。They've really been kicking ass lately — busting places up, harassing everybody.他们最近真是让人气不打一处来，闹得天翻地覆，搅得每个人都不得安宁。He had to be dragged kicking and screaming i...