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All junctions of floor, wall and ceilings shall be sealed and preferably coved.
地面 、 墙壁和天花板的接缝必须密封,最好做成圆角.
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4、
The country, covered with cherry tree flowers, looks as though it is coved with pink snow.
整个国度到处都是樱花盛开, 看上去就像罩了一层粉红色的雪.
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