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The is_executable() function checks whether the specified file is executable.
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函数的作用是：判断给定文件名是否可执行。 |
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The is_readable() function checks whether the specified file is readable.
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函数的作用是：判断给定文件名是否可读。 |
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The is_writable() function checks whether the specified file is writeable.
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函数的作用是：判断给定的文件名是否可写。 |
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The island abutment remains in the protective coat stress concentration, the unsuitable width of island abutment would form stress concentration belt and it occurs the coal and outburst.
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摘要保护层采空区留有煤柱会引起应力集中，留有煤柱的宽度不适将会形成应力集中带，以致发生强度较大的煤与瓦斯突出。 |
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The island also has many kinds of rock carvings written in a kind of language that exists only in this part of the world.
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这个岛也有许多种类的石头雕刻是用一种仅在世界上的这个地方存在的文字写的。 |
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The island had almost sunk,Love decided to ask for help.
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小岛即将沉没了，爱决定请求帮助。 |
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The island has an abundance of water.
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这岛有充沛的水。 |
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The island has become a playground for the rich businessmen of the city.
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那个岛已成为城里富商的度假胜地. |
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The island has become one of Asia's leading centers of copyright piracy.
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这个海岛已成为亚洲最主要的盗版中心之一。 |
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The island has been ruined by tourism.
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该岛毁在旅游业上了. |
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The island has pristine reefs, and so far 800 different species of coral have been identified off the coast.
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岛上有原始的珊瑚礁，截至目前为止，外海已确认的珊瑚礁品种更有八百种。 |
