Positive vector
[计] 正向量
🧩 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
Thank you for going out with me. I had a very nice time.
谢谢你陪我出来。我过得很愉快。
Hello, may I change some money with my Master card?
我能否用万事达卡来兑换些钱吗？
There'll be some sport reviews on TV.
电视上会有一些体育评论。