To allow all extensions for a filetype, leave both of the arrays empty for that filetype.如果想允许一种文件类型的所有扩展名,只需将针对该文件类型的所有访问控制数组设为空即可.There are telephone extensions in every office.每间办公室都有电话分机.Extensions of n - echelon cat...
留意便宜货，但绝不要买表面凹陷的罐头。Watch out for bargains, but never buy dented cans.他凹陷的眼睛闪现出喜悦的光芒。His sunken eyes glistened with delight.他在凹陷的扶手椅上坐下了。He sat down in the sagging armchair....
他们是伟大的航海者,因为他们是伟大的经商者.They were great seamen because they were great traders.航海者预言一场强烈的暴风雨将到来.The sailor prophesied a severe storm.雾是航海者最致命的敌人.Fog is the sailor's deadly enemy....