Positive-negative
[医]正-负，阳-阴
🧩 词语组成解析
positive
['pɑzətɪv]
adj. 积极的;确实的，肯定的;[数]正的;[医]阳性的;
n. 正面;正片;[语]原级形容词;[数]正量;
posit肯定+ive形容词后缀 → 肯定的；积极的
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
🗣️ 情景例句
He's a friend.
他是位朋友。
Come to me if you're in any difficulty.
有困难来找我。
Nothing of value was found, but the numerous items which were brought to the surface proved to be of great interest.
但没发现什么值钱的东西，不过打捞出来的众多的物品还是引起了大家极大的兴趣。