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
Where's the campus cafeteria?
校园的食堂在哪儿？
Experience is a school from which one can never graduate.
经验无止境。
I'm sorry, Mathilde. Have times been hard for you?
玛蒂尔德，我真替你难过。这些年来境况不太好吧？