I did not actually delete those lines in case I want to restore them later.

实际上我并没有删除那些行，以防以后想要恢复它们。

youdao

Don't comment out code you mean to delete. I have known people to comment out blocks of code they were rewriting and check them in commented out.

不要把应删掉的代码注释掉了事我知道有些人重写提交代码的时候，把旧代码注释掉。

youdao

So how can I delete unused channels or should I even delete them.

我怎么能删除未使用的通道，或者我应该删除它们。

youdao

The unfortunate thing about these messages is that I delete them before I ever read the second sentence.

FORBES: 4 Tips To Define Yourself In The Market

He asked me again if I would delete them saying this would make things easier.

FORBES: Surprise Visitors Are Unwelcome At The NSA's Unfinished Utah Spy Center (Especially When They Take Photos)

From there, I can select various messages and Delete, Move, or Mark them.

FORBES: How Does The Gmail iOS App Compare To The Native Mail App?