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
My car just got wrecked, it's not the happiest day of my life.
我的车刚坏掉了，今天真不好过。
I often go out in the morning.
我常常在早上出门。
I told her that either I would have to buy a new mower or let the grass grow.
我告诉她，要么买一台新割草机，要么让草长下去。