She would huddle in a chair, gazing in front of her, wandering off in the dizzy pursuit of a crack along the floor.

她会蜷缩着坐在椅子上，目光追寻着前方地板上的一道裂缝，盯着看了又看，眼睛发花，出了神。

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In the first four weeks after its opening, two years ago, 15 people were hurt while viewing Doris Salcedo's Shibboleth, a giant crack cut into the floor of the hall.

两年前，在开幕后的头四个星期内，多丽丝·赛尔萨埵（Doris Salcedo）表演《口令》时厅里的地板上裂了个大口子，造成15个观众受伤。

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This paper analyses causations of precast floor slab crack in engineering from the aspects of design, material and construction.

本文从设计、材料、施工三方面，详细分析了工程中预制楼板板缝开裂的原因。

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