dash的意思

　　The rug adds a dash of colour to the room.

　　小地毯为房间增添了一点色彩。

　　Only a mad dash got them to the meeting on time.

　　他们一阵狂奔，总算准时到达会场。

　　When the doors opened, there was a mad dash for seats.

　　门一开，人们便疯狂地朝座位奔去。