🧩 词语组成解析
[计] 报表头
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
This is as useful as screen door on a submarine.
这毫无用处。
Would you mind calling back sometime?
你介意找个时间打电话回来吗？
Come on! shouted everyone, very loudly.
“快！快呀！”每一个人都大声地喊。