at his fingertips

• adv. 在附近(精通)

at his fingertips的用法和样例：

例句

1. Seated at the cockpit, the airplane pilot has many controls at his fingertips.
   飞机驾驶员坐在机舱里，手边有许多控制装置。
2. Seated in the cockpit, the pilot of a plane has a lot of controls at his fingertips.
   在飞机驾驶舱中，驾驶员一伸手就可触及许多操纵装置。