Negative substituent
[化] 阴性取代基
🧩 词语组成解析
negative
['nɛɡətɪv]
adj. 消极的，否认的;[数]负的;[心]反抗性的;无预期结果的;
n. 否定词语;否定的观点;消极性;[摄]底片;
vt. 否定;拒绝;
negat否认+ive形容词后缀 → 否认的；n. 底片
n. 取代基, 代替物\\na. 取代基的, 代替物的
🗣️ 情景例句
You're right. Of course.
说得也是。
She is supposed to be one of the best singers.
大家认为她是最有名气的歌星。
All the biscuits that were sent were carefully weighed.
凡送来的饼干都仔细地称量。