The phrase "across the lines between" is correct and usable in written English.
It can be used to describe interactions or relationships that span different categories, boundaries, or distinctions.
Example: "The discussion often crosses the lines between personal beliefs and professional responsibilities."
Alternatives: "beyond the boundaries of" or "straddling the divisions between".
Second, there is a responsibility on both sides to promote free access for humanitarian help, across the lines between government and rebel-held areas.
Berlin and Korea may have been divided territory, he said, but there was no constant artillery fire across the lines between nuclear powers as there is in Kashmir, the disputed Himalayan region that lies between India and Pakistan.
In Sovereign, his third Shardlake novel, this diligence saw him move briefly back across the line between novelist and historian.
"The first indication that Darger had stepped across the line between reality and fantasy happened in the summer of 1912," Mr. Bonesteel writes in his book.
Still, too much concern with the messy and ultimately impenetrable details of a life can lure us across the line between philosophical insight and titillating gossip.
Mr. Gordon's settings of Langston Hughes, Dorothy Parker, Edna St . Vincent Millayand other poets dance freely across the line between a sophisticated post-Sondheim Broadway style and strait-laced art song.
When the cast is earthbound, this enjoyable but trivial musical generally is, too, leaping back and forth across the line between spoofery and sincerity in depicting the rituals and rivalries of school life.
At a 90-minute meeting attended by about 35 reporters and editors last Tuesday with Mr. Butler and Ron Kaye, the managing editor, staff members raised concerns that the donation took the paper across the line between reporting the news and making the news, and that it would hurt the paper's public perception and trust with readers, Mr. McNary said.
Some were surprised to see the full names, addresses and dates of birth of those before the courts tweeted on the official account and the Force was accused of stepping across the line between reporting and comment for a tweet for which it later apologised.
Santigold's Run the Races, which shimmers across the line between R&B and dream pop, echoes the multi-tracked soundscape of Say it Right, on which Timbaland's production manages to make you want to boogie and stare off into the distance in glazed bliss.
Across the line between the yellow sandstone and white clays, we see the evidence of an ecological collapse and a mass extinction which took between 10 and 100 years, estimates Olsen.
