他采集了各种岩石和矿物的样品.He collected specimens of all kinds of rocks and minerals.硅酸盐矿物的特点是耐熔和难以分离.Silicate minerals are characteristically refractory and difficult to break down.此硬度计的依据是矿物的相对研磨能力.This scale is based on the relat...
Make sure that your tiles are thoroughly grouted and sealed.要确保这些瓷砖经过彻底灌浆并且密封好。Brick masonry walls built with a technique known as reinforced grouted brick masonry performed excellently.用新的施工技术砌筑的配筋灌浆砖墙表现良好.After seven d...
The duty of a godmother is to make you learn your catechism.教母的职责是帮助你学好教义问答.The fairy godmother's magic charm turned Cinderella's rags into a beautiful gown.神仙教母的魔法使灰姑娘的破烂衣衫变成了一件漂亮的长外衣.The woman I regarded as m...