Positive pressure
[医] 正压
🧩 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
🗣️ 情景例句
Thanks.
谢谢。
I tried to call you, but the line was busy.
我试着给你打电话，但老占线。
I would rather stay at home alone.
我宁愿独自呆在家。