怀特：你这样想就对了。广告是需要一定的费用，但你们可能因为广告赚的钱比费用多多了。

It is right for you to think like this. Advertising does need certain fee, but you may earn more the cost of advertising.

youdao

那个箱子是这样的：四方形，皮革面。对了，我记起来了，有一根绿绳子绕在提手上。

It's like this. It's square with a leather cover. Yes, I remember, there is a green string around the handle. That's right.

youdao

确保你使用的是柔软的或超软的牙刷，这样能使损伤降到最低。如果电动牙刷能帮助你刷的更久，并且刷对了位置，那么它就是最好的。

Be sure to buy soft or ultrasoft brushes to minimize damage. Electric toothbrushes are great tools if they help you brush longer and get you to the right places.

youdao

And it does, so we know that we're probably on target in terms of calculating our formal charge.

而它确实是这样，因此我们知道我们很有可能,算对了我们的形式电荷。

麻省理工公开课 - 化学原理课程节选

Frost is a kind of materialist, by which I mean he calls attention to the circumstances of imagination, its limits and conditions.

弗罗斯特是个唯物主义者，这样说的原因是他引起了人们对,想象的环境的注意，它的限制和条件。

耶鲁公开课 - 现代诗歌课程节选

Delta v is going to be negative. w is going to be negative. Sorry, I got it backwards again.

这样就对外界做了功,这时候ΔV是正的。

麻省理工公开课 - 热力学与动力学课程节选