有理式；[数]有理表达式

rational explanation───理性阐释，理性解释

rational reason───理性理性

fractional extraction───分步萃取

national election───全国大选

national press───民族压力

national presses───民族压力

protein expression───蛋白质表达

rational design───合理的设计

rational dress───合理服饰

They are the expression of a rational world order.───它们是理性世界秩序的表达。

advocated to combine the perceptual observing method with the rational expression.───提倡感性的观察方法与理性的表现相结合。

Tea is a rational man, but in a calm and stable too restraint, always an expression of a tone, he would not say that coffee: I love you!───茶叶是个理性的男人，冷静稳重中却显得过于克制，永远一副表情，一种口气，他从不会对咖啡说：我爱你！

guiding students to abandon narrow-minded nationalist feelings in the legal and ethical framework, rational expression of patriotic emotion;───引导学生在法律和道德的框架下，摒弃狭隘民族主义情感，理智表达爱国之情；

Rational expression with real coefficients───实系数有理式

Using Laurent expansion to analyse the rational expression───用罗朗展开分解有理分式

Variety of Rational Expression of Eco-architecture───生态建筑理性化表达的多样性

The Rational Expression in Leaders'Speech───领导讲话中的理性表达

It is advocated to combine the perceptual observing method with the rational expression.

Third, the major powers need to network rational expression.