negative

坏bad

1.坏的；有害的bad or harmful

不乐观not hopeful

2.消极的；负面的；缺乏热情的considering only the bad side of sth/sb; lacking enthusiasm or hope

不no

3.否定的expressing the answer ‘no’

语法grammar

4.含有否定词的；否定的containing a word such as ‘no’, ‘not’, ‘never’, etc.

化验scientific test

5.结果为阴性的（或否定的）not showing any evidence of a particular substance or medical condition

电electricity

6.负极的；阴极的containing or producing the type of electricity that is carried by an electron

数量number/quantity

7.负的；小于零的less than zero

不no

1.否定词；否定；拒绝a word or statement that means ‘no’; a refusal or denial

化验in scientific test

3.属阴性（或否定）的结果the result of a test or an experiment that shows that a substance or condition is not present

1.【电】阴的,阴性的;负的;【数】负的;【摄】底片的;【医】阴性的

2.否定的,否认的;拒绝的;反对的,反面的;消极的

3.【植】(对日光或地面刺激等)有反作用的;【心】反抗性的,不妥协的

1.【数】负数,负量;【摄】底片;【电】阴电;阴极板

2.否定词语;否定的观点;否定言论;否定回答;否定命题(等)

3.消极性

1.否认;否定;驳斥;否决;拒绝;反证;反对

2.使无效;抵销;使中和

1.expressing disagreement or criticism; expressing opposition to something, especially when there is a choice; a negative form or word expresses “no” or “not,” for example “don’t” or “won’t”

2.harmful, or bad

3.giving more attention or emphasis to bad possibilities than good ones

4.showing that a particular condition, disease, or substance is not present

5.a negative number or amount is less than zero

6.with the same electrical charge as an electron

1.a word or expression that means “no”

2.something that is harmful or bad

3.an image on film in which dark things appear light, and light things appear dark

1.to prove that a theory or statement is false