Its skin feels really smooth.

它的皮摸起来真光滑。

《牛津词典》

You could, for example, show a really smooth animation when you are loading a bunch of data in a separate thread.

举例来说，有了线程能力就可以一边在单独的线程里加载大量的数据，一边显示非常平滑的动画。

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The Grizzly community is also really active, answering questions and fixing issues really fast, making the development experience really smooth.

Grizzly社区也很活跃，他们回答问题的速度非常快，这使得开发体验也非常好。

youdao

Somehow, if you could manufacture a really smooth frictionless surface, that if you took a hockey puck or something and an air cushion and you give it a push, in some idealized world, it'll travel forever.

如果你制造一个绝对光滑无摩擦的表面,然后在上面放个冰球或者别的什么,或者气垫,然后推它一下,在理想条件下,它会永远运动下去

耶鲁公开课 - 基础物理课程节选

"When you develop things for a 3-year old, you've got to be drop-dead simple and really smooth to use, " Bauer said.

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But we were really together, and our presentation was really smooth.

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"It went really well and really smooth, " he said.

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