echo命令的- e标志用来告诉该命令扩展c风格的转义字符，在本示例中，它会把\ t转换为制表符。
The -e flag to the echo command tells it to expand C-style escaped characters; in this case, it's going to turn \ t into a TAB character for you.
由路易士·勃兰特始创于1848年，欧米茄标志着制表历史上的光辉成就，傲视同侪。
Created by Louis Brandt in 1848, Omega marks the brilliant achievements of watchmaking history, disdain.
这标志着他们的第一运动在复杂制表工艺是应遵循的一系列的机械计时和显示的新概念。
It marks their first exercise in complex watchmaking that are to be followed by a series of new concepts in mechanical timekeeping and display.
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