Guest
Text Details
|
这一标准键盘中幸存的打字早期历史的重大挑战表明，它至少是其中相当合适，即使不是适者生存这是可想而知的。
—
Famous Fables of Economics, Chapter 4: Fable of the Keys (著名寓言经济，第4章：对答案的故事)
(book)
by Stan J. Liebowitz and Stephen E. Margolis
|
| Language: | Chinese |
This text has been typed
7 times:
| Avg. speed: | 21 WPM |
|---|---|
| Avg. accuracy: | 61.1% |