The main wall rock alterations of the Kangshan goldfield are silication , sericitization, carbonicacidation and pyritization.康山金矿田围岩蚀变主要为硅化 、 绢云母化、碳酸盐化及黄铁矿化....
Why do you wear that ring on first finger?你怎么把那戒指戴在食指上?In Spain, snapping the thumb and first finger a few times is a form of applause.在西班牙, 将拇指和食指放在一起打响指是欢呼的一种形式....
When they'd gone, McMinn tidied away the glasses and tea-cups.他们走后，麦克明把玻璃杯、茶杯收拾了起来。Anne made the beds and tidied up the nursery.安妮把床铺都整理好，然后把幼儿室收拾停当。She had tidied away her possessions.她已收拾好个人物品。...