Positive blower
[化] 离心鼓风机; 增压鼓风机
🧩 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
blower
['bləuə]
n. 吹风机;送风机;电话;
🗣️ 情景例句
I want to get my work finished by tomorrow.
我想在明天前完成工作。
Would you tell her Tom Gray Called?
请你告诉她汤姆i格雷来过电话，好吗？
Shortly after this the famous H. M. S. Challenger expedition established the study of the sea-floor as a subject worthy of the most qualified physicists and geologists.
此后不久，英国著名的“挑战者”号舰艇对海底的那次考察，把对海床的研究确立为一个值得一流物理学家和地质学家从事的研究课题。