飞快

1. very fast; at lightning speed

♦ 以~的速度前进 forge ahead at full speed

♦ 他~地向出事地点奔去。 He tore along to the site of the accident.

2. extremely sharp; razorsharp

♦ 把镰刀磨得~。 Sharpen the sickles till they are like razors.