refine

make more complex, intricate, or richer

使更复杂、复杂或更丰富

refine a design or pattern

改进设计或图案

complicate

rarify

elaborate

make more precise or increase the discriminatory powers of

更准确地或增加

refine a method of ysis

改进分析方法

refine the constant in the equation

优化方程中的常数

attenuate or reduce in vigor, strength, or validity by polishing or purifying

通过抛光或净化使活力、力量或有效性减弱或降低

many valuable nutrients are refined out of the foods in our modern diet

在我们现代的饮食中，许多有价值的营养素从食物中提炼出来

improve or perfect by pruning or polishing

通过修剪或抛光改善或完善

refine one’s style of writing

改进文风

polish

fine-tune

down

reduce to a fine, unmixed, or pure state

减少到一个好的、未混合的或纯的状态

separate from extraneous matter or cleanse from impurities

从外来物质中分离或清除杂质

refine sugar

精制糖

rectify

treat or prepare so as to put in a usable condition

使处于可用状态的处理或准备

refine paper stock

精炼造纸原料

refine pig iron

精炼生铁

refine oil

炼油