It does represent the sum, in the sense that if i gave you four bucks and I gave you five bucks, I gave you effectively nine.

它表示的就是这两个矢量的和,好比是如果我给了你四美元,然后再给你五美元,我其实给了你九美元

耶鲁公开课 - 基础物理课程节选

I mean, you've got all the cinemas, restaurants, and then Chinatown right next door.

我是说，你在这能看到所有的电影院、餐厅和隔壁的唐人街。

皮卡迪利的公司员工 - SpeakingMax英语口语达人

And when somebody else then attacks them, say, "Look, I think that what John was saying was a good point and here's how I think he should have defended his position," or what have you.

并且当其他人攻击他们时，你说听着我觉得约翰说的是个好点子,和这是我认为他应该怎样维护自己的立场“,或者你有什么。

耶鲁公开课 - 死亡课程节选

- This one was among our favorite-- "I was you at the CS50 Fair; I went to your station ; to see your program, you were my best friend; but when our hands touched as you handed me a Smiley face sticker, my heart skipped a beat.

这是我们最喜欢的-,“我和你一样在CS50大会上，我到你的网站看你的程序,你是我最好的朋友;,但是当我们牵手的时候,你传给我一张笑脸贴纸，我的心跳加速“

哈佛公开课 - 计算机科学课程节选