There is a trend for knocking public-school headmasters and headmistresses off their perches.现在有一种推翻公立学校校长权威性的趋势。Order and discipline have been placed in the hands of headmasters and governing bodies.维持秩序和纪律的工作已交接给了校长和管理...
Since I have been at this school we have had three headmasters.自从我们到这所学校以来已经有三位校长了.Order and discipline have been placed in the hands of headmasters and governing bodies.维持秩序和纪律的工作已交接给了校长和管理机构了。There is a trend for knock...
Chymosin used traditionally in cheese making is an aspartic protease extracted form abomasum of suckling calves.传统干酪加工中使用的凝乳酶是从犊牛皱胃中提取出的一种天冬氨酸蛋白酶.The total N, NAN and microbial N passing the abomasum had increasing trend...