Do you mean you need the window frame line instead of the ceiling line?

您的意思是不是说您不是要天花线？而是只要窗框线？

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No light leaks are permitted at the ceiling line or from any visible part or joint of the fixtures.

在天花板接缝和灯具连接处的任何可见部分，都不允许有光线溢出的现象。

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During her five-day cruise, a water line broke in the hallway ceiling near her cabin, and a separate sewer line broke outside the main dining hall, she said.

NPR: Carnival Cancels 12 More Cruises On Troubled Ship

Many of these debt-fighters are determined to hold the line against a debt ceiling increase.

FORBES: Swelling Nostalgia For Gold-Backed Money And A Balanced Budget Amendment

You can see straight up to the ceiling and across every row on the line.

FORBES: Magazine Article