Musicians blast their brassy jazz from street corners.玩音乐的人在街角大声弹奏起尖锐刺耳的爵士乐。the brassy blonde behind the bar酒吧柜台里衣着艳俗的金发女郎The brassy boys put their tongues out at us.那些厚脸皮的男孩儿朝着我们伸舌头。...
Objectives: to study fermentation conditions of chymosin from mutant strain Mucor pusillus.目的: 研究微小毛霉产凝乳酶的固体发酵条件.Chymosin used traditionally in cheese making is an aspartic protease extracted form abomasum of suckling ca...