Positive catalyzer
[医] 正催化剂
🧩 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
n. 催化剂\\n[化] 催化剂
🗣️ 情景例句
We'll place a trial order with you for 300 cases of pork luncheon meat.
我们想试定300箱罐装午餐肉。
Bitter pills may have wholesome effect.
良药苦口利于病。
The bridge is so long that the shape of the earth had to be taken into account by its designer.
由于桥身太长，设计者不得不考虑了地表的形状。