The mayor's scheme offers incentives to firms setting up in lower Manhattan.市长的方案激励了打算在曼哈顿下城开业的公司。They bought all their equipment from a defunct brewery in Manhattan.他们那些设备都是从曼哈顿一家已经关闭的啤酒厂购买的。He trailed through the ...
China was the first country in the world to synthesize crystalline insulin, a bioactive protein.中国在世界上最早用人工方法合成一种有生物活力的蛋白质--结晶胰岛素.Microorganisms can produce many beneficial bioactive substances through secondary metaboli...