upper cover

基本解释

Electric double-shaft clearance adjustment device, pneumatic upper cover lifting device.
电动双轴间隙调节装置，气动上盖提升装。
www.texindex.com.cn
The filter shell adopts quick open structure, can rapidly open upper cover and replace filter cartridge without using any tools.
设备壳体采用快开结构，不需要任何工具便能迅速打开上盖，更换滤芯。
Safety and easy operation: hidden air leaking hole for opening fixture cover easily while pulling up hand lever of the upper cover.
操作方便，安全：隐藏式泄气孔，拉起上盖把手即可打开治具，操作简易，安全性高。

That's pretty good 'cause now, I can pretty much cover my American keyboard pretty effectively both upper case, lower case, and a whole bunch of punctuation. For other languages as in aside, there are other encoding schemes when there are more characters.
那是相当不错的，它可以包含整个美式键盘中的字符,包括大小写字母和一连串标点,对于其他语言，当涉及更多字符时就会有其他的编码体系。
哈佛公开课 - 计算机科学课程节选

Gatorade, Hanes and Upper Deck are long-time Jordan sponsors. 2K Sports put Jordan on the cover of its NBA 2K11 and 2K12 video games.
FORBES: How Michael Jordan Still Earns $80 Million A Year