It is always important to choose enjoyable, nutritious foods.选择好吃的、营养价值高的食物总是很重要。Some ready made meals are nutritious and very easy to prepare.一些预制膳食很有营养，而且烹调起来很简单。To help provide essential nourishment, we've put to...
The program saved $11 million in 1988 by substituting generics for brand-name drugs.该计划用非专利药取代品牌药，在1988年节省了1,100万美元。Payers are being more pushy about getting patients to take generics.药物费用的支付者更倾向于让病人使用非专利药.This essay int...
探求一般性和统一性,是二十世纪数学的突出特征之一.The search for generality and unification is one of the distinctive features of twentieth century mathematics.解题是一门艺术,统一性是数学固有的特点.Solution is an art. The unification is intrinsic characteristic o...