If you've ever been using some program, you did something completely innocuous, pull something down from a menu, click a button, you didn't do anything wrong and yet all of a sudden the thing just starts hanging there or you get a little spinning beach ball or the hour glass or whatever it is.

如果你之前在用一些程序，做一些无伤大雅的事情，拉下一个菜单，点击一个按钮，你没有做任何错误的事情,突然间有东西开始一直运行,或者一个沙滩上的小球旋转,或滴漏或是别的什么。

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And it was like all his drawings of things that he accomplished, or like he didn't actually get to yet,

展览中有他所有完成或未完成的作品，

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The nitrogen. The reason being that's the only one that didn't have a full octet yet.

氮，因为只有它的“八隅体“,还没有填满。

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People didn't yet understand or believe that the virus couldn't be spread by casual contact.

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Ed Cable headed a group called Save Union County, though they didn't yet know what they were saving it from.

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Mr. King, the education commissioner, said he realized it was difficult to train people on an evaluation system that didn't yet exist.

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