The Upper Paleolithic , in contrast , ushered in a suite of sophisticated practices.旧石器时代晚期就不一样了, 成套的复杂行为出现了.The stone balls were tools of hunting in Paleolithic times.石球是旧石器时代原始人用来狩猎的工具.Paleolithic man could only make t...
他投入的资本已经增值了5万多美元。The value of his investment has risen by more than $50,000.成功需要付出艰苦的努力，需要有全身心投入的精神。To be successful takes hard work and dedication.投入的资金数量惊人.The capital sunk in it is fabulous in amount....
为达到理想的视觉效果有时还会加入颜料和染色剂.Pigments and tints are sometimes added to achieve the desired visual effect.用对比染色剂染 ( 显微术样本 )To color ( a microscopic specimen ) with such a stain.汽水中使用的染色剂也是一种致癌物质.Colorings used in sodas are canc...
She's got a part-time job for which she earns 2,000 yen a month.她有一份月收入2,000日元的兼职工作。a yen for sweets想吃糖果Mike had a yen to try cycling.迈克非常想试试骑自行车。The yen slipped against the greenback , trading at 120.34, down 0.78 ...