i'm sorry,but that's a reference book,you can't check it out.这里的check it out

i'm sorry,but that's a reference book,you can't check it out.这里的check it out
i'm sorry,but that's a reference book,you can't check it out.这里的check it out

i'm sorry,but that's a reference book,you can't check it out.这里的check it out
从.借出
整句意思是“很抱歉,这是参考书,你不可以借出去”