数据库: data bank; data base; data pool; data library◇数据库管理系统 data base management system; 数据库计算机 data base computer
卫生: hygienism; hygiene; health; sanitation 短语和例子个人卫生 personal hygiene; 公共卫生 public health; 环境卫生 environmental sanitation; 讲卫生 pay attention to hygiene; 饭前不洗手, 不卫生。 it is unsanitary to eat with
