单词	staircase
释义	staircasestaircase /ˈstɛrkeɪs/ ●●○ noun [countable] a set of stairs inside a building, including its supports and the side parts that you hold on to
随便看	Blue Ridge Mountains, the blue shift blue-sky bluesy Bluetooth bluff bluffly bluffness Bluford, Guion bluish blunder blunderbuss blunderer blundering blunt bluntly bluntness blur Blu-ray blurb blurred blurry blurt blush blusher

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