それを実験するのは薄氷を踏む思いだったよ。
While I was at it, I felt as if I was walking on thin ice.

下記の指示に従いさえすれば、すぐに白票と同様に容易かつ迅速にフルカラーの書類を印刷することができる。
Simply follow the instructions below, and in no time you will be printing full color documents just as easily and quickly as black and white.