开始翻译下标 Subscripts
粗略翻译chapter2#methods的前4节
粗略翻译chapter2#methods的前4节;调整之前部分内容的样式
第一段 最近有点忙
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update to Methods
update to Methods
Refine: Strings && characters
Refine: Strings && characters
又多翻了一些
Update README.md
update 02/17 and 02/15
Update README.md
add the missed article
Update README.md
Update README.md
translation begining...
update to Methods
update to Methods
Extensions done.