The long blades clashed together.

　　長刀相擊鏗然作響。

　　The table is six feet long.

　　那張桌子長六英尺。

　　Have you been waiting long?

　　你等了很長時間嗎？

　　He shrieked a long, wordless cry.

　　他發出一串長長的.尖叫。

　　The long journey tired him.

　　漫長的旅程使他疲倦。