She had been sitting with her knitting at her fourth-floor window.

她一直坐在5楼的窗户旁做编织活。

《柯林斯英汉双解大词典》

By the fourth TAB of the first window, we noticed the pages were slower to load, and formed something of a queue. The sixth outright crashed.

开到第4个的时候会发现页面加载的速度变慢；开到第6个，该分页就当了。

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The fourth is used as a stencil for indigo prints, which are used for clothing, quilt covers, door and window curtains, cloth wrappers, aprons and scarfs.

第四类用作蓝印花布的雕花蜡版，花布可以用来缝衣服、被罩、门帘或窗帘、包裹、围巾、披肩等等。

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Only rarely can a chief executive jump out a forty-fourth-floor window after a board meeting (The Hudsucker Proxy), or will a boss send a message as dramatic as the horse's head left in a bed in The Godfather.

FORBES: Magazine Article

Ramsey's arrival at the Championship high-fliers is to be their fourth signing of the January transfer window.

BBC: Cardiff complete Aaron Ramsey loan deal from Arsenal

The men described the fourth man, The Master, as a middle-aged, part-time teacher who hung around their window-and-door-making shop.

WSJ: On India's Streets, Women Run a Gantlet of Harassment