他们将困扰婚姻的问题掩藏在家庭和睦的外表之下。They hid the troubles plaguing their marriage behind a facade of family togetherness.他把自己标榜成民族团结与和睦的捍卫者。He projected himself as the protector of national unity and harmony.但是,她与多兹先生的关系是很和睦的.Her rel...
表明笔石详细构造的物质是利用氢氟酸从石灰岩中侵蚀出来.Material illustrating detailed structure of graptolites has been etched from limestone by means of hydrofluoric acid.从而为笔石反射率的正确测定和取值奠定了基础.These provide base for the correct measurement and val...