A bright shooting star, or meteor, is an unforgettable sight.明亮的流星，或者说陨石，是番难忘的景象。Every person stood to applaud his unforgettable act of courage.所有人起立为他不可磨灭的英勇之举鼓掌。A visit to the Museum is an unforgettable experience.参观博物...
Exports in June rose 1.5% to a record $30.91 billion.6月份的出口额上升了1.5%，创下309.1亿美元的历史最高纪录。Novello says college students will spend $4.2 billion yearly on alcoholic beverages.诺韦洛说大学生每年在酒精饮品上会消费掉42亿美元。The advertising agency ra...
The artist found much to his profit in the Louvre.这位艺术家从卢浮宫受益颇多。Did you get to see the Louvre while you were in Paris?你在巴黎时有机会参观罗浮宫 吗 ?The painting will remain on display during the testing, the Louvre said.卢浮宫方面说,测试期间《蒙...
Magnesium is involved as a cofactor in many enzyme transfers.镁是许多酶转变的辅助因素.Many enzymes will not work without the presence of an additional nonprotein substance called a cofactor.许多酶如不外加一种叫做辅助因子的非蛋白质物质就不能工作.Magnesium is c...