substance n. 1.物质,材料;【哲学】实体,本体,本质 (opp. appearance)。 2.实质,内容;(故事等的)要旨,要领,大意,梗概。 3.财产,资产,资力。 4.【神学】灵,(三位一体的)体。 5.(织品的)质地。 The substance is usually more important than the form. 内容总是比形式重要。 I can tell you the substance. 我可以讲大意给你听。 a porous substance 多孔体。 a man of substance 资产家,财主。 in substance 实体上,本质上;大体上。 sacrifice the substance for the shadow 只图虚名不求实效,舍本逐末。 waste one's substance, 浪费财产。
He spoke hurriedly, as though trying to mold a substance which was warm and pliable, but which might soon cool . 他讲话很急促,好象他想要拿一种温暖柔韧的原料塑造什么东西,又怕原料冷得太快。
An electron gun shoots a beam of electrons at a screen coated with a substance which lights up when the electrons hit it . 电子枪把电子束射向萤光屏,萤光屏上涂有一层被电子射束照射时能发光的物质。
Compressibility(b)is the measure of volume changes when a substance is subjected to changes in normal pressures or tensions . 压缩系数(B)就是当物质承受的法向压力或法向张力变化时其体积变化的度量。
Clearly the principle requirement for a substance to be capable of forming a structural unit of a polymer chain is that it must be difunctional . 显然,对于能成为聚合物链结构单元的物质的基本要求是:它必须是双官能的。
The british team decided to look for a substance that would block the enzyme's function in photorespiration while allowing it to function in photosynthesis . 这个英国的科学家小组下决心寻找一种物质,这种物质能阻遏酶的光呼吸的功能,而让它发挥光合作用的功能。
Choline is a substance similar to the b vitamins 胆碱是一种类似于维生素b的物质。
They refuse to acknowledge the existence of a substance , 比起他们拒绝某物的存在. .
He was studying a substance in the hull that covers rice 他在研究稻壳中的一种物质。
C - reactive protein is a substance released by the liver 反应蛋白是肝脏释放的一种物质。
The degree to which a substance is toxic 毒效一种物质毒性所达到的程度