Mixing up sitting and standing can be a nice option, and don't forget that not everyone has to be on the same plane.

可以选择随意就坐或是站着，没必要每个人都在一个平面上。

youdao

That's actually pretty neat because there is a nice application of this which is to try to figure out, now we know, actually how to find the tangent plane to anything, pretty much.

这个性质很漂亮，因为它有一个很好的应用，可以用来，求算很多东西的切面。

youdao

It's nice if a man can have his own plane.

一个人要是能拥有自己的飞机就好了。

youdao

Now, I will admit being President is a great job. (Laughter.) I have a very nice plane. (Laughter.) I have a theme song. (Laughter.) But what I enjoy most is having a chance to come to a school like Booker T.

WHITEHOUSE: President Obama Gives Commencement Address at Booker T. Washington High School | The White House

It's nice to have something sophisticated like oysters before you get on a plane.

WSJ: Chef Eric Ripert's Airport Dining Picks | Traveler's Tale

And new planes, like new cars, need less maintenance, one reason a plane Forbes tracked was able to take off at 6:40 a.m. in Nice and make nine flights across Europe before ending the day at 11:50 p.m. in Glasgow.

FORBES: Proving Papa Wrong