根据原文第三段中"The first typewriters were big and heavy."可知,第一代打字机大而重;从第四段中"Early typewriters were almost the same as that."可知,早期的打字机原理几乎和钢琴是一样的;从第五段中"The first typewriters had the keys in alphabetical order."可知,第一代打字机的键盘是按照字母...
(早期打字机原理几乎和钢琴原理相同)可知B正确;由第五段第一句“The first typewriters had the keys in alphabetical order.”(第一代打字机的键是按照字母顺序排列的),可知C正确;由第二段第三句“About 150 years ago,all the letters and papers were written by hand.”(大约150年前,所有的书信和报纸都...
an inch and the alphabet may arranged in alphabetical order to provide signals for use, by the fingers and thumb, to type the letters of the alphabet to form written communications with words and etc., with the signals, while the signals are arranged on the keyboard in alphabetical order.ROB...
Have you ever wondered why the letters are not in alphabetical (按字母顺序的) order? To answer this question, let’s turn the clock back. About 150 years ago, all letters and papers were written by hand. Things were slow and in a mess. 1 They were big, heavy and worked like a ...
阅读理解If you've ever looked down at your keyboard(键盘)and wondered why it's not in the alphabetical(字母的)order, you're not alone. But who came up with the designwe use today, anyway? There are a few popularexplanations, but one study found out the root of it.Explanation #1:The...
American inventor Christopher Latham Sholes is credited with the invention of the QWERTY keyboard. Sholes filed a patent to develop his keyboard in 1867. An earlier keyboard developed by Sholes was in alphabetical order and letters were placed like the keys on a piano. ...
This is because originally, the keyboard of the typewriter was arranged in alphabetical order, and the typewriter was a typing tool with a full mechanical structure, so if the typing speed was too fast, some key combinations were prone to key problems....
Use the Command key in place of the "Open Apple" key in the shortcuts below for later versions of macOS.Open Apple+Down Opens the selected icon. Shift+Click Select the icon and add it to the set of those selected. Tab Highlight the next icon inside the folder, in alphabetical order....
Its keys were in alphabetical order, soon changed to Universal Keyboard, in the same order of type as a printer's case. ON THIS DAY IN .. The package includes a universal keyboard base with internal hub with two USB ports, a standard keyset for everyday use and an ergonomic hand-rest....
It had a movable carriage, a lever for turning paper from line to line, and a keyboard on which the letters were arranged in alphabetical order.(它有一个可移动的托架,一个把纸从一行转到另一行的杠杆,还有一个按字母顺序排列字母的键盘。) Not only does slumping over your keyboard give you ...