a small cabin with walls and a roof on a ship where the person controlling the direction in which the ship moves stands at the wheel（船上的）操舵室，驾驶室Topics Transport by waterc2
(North American English)a person's area of expert knowledge or experience
in somebody's wheelhouseThe movie has superstar DiCaprio in a role that is right in his wheelhouse.电影中，超级巨星狄卡普里奥（DiCaprio）的角色正好在他的驾驶室中。
(in baseball棒球)if a pitch(= throw of the ball) is in your wheelhouse, it is in the area where it is easiest to hit
The ball was in Escobar's wheelhouse and he hammered it to right-center field.球在埃斯科瓦尔的轮屋里，他把球打到右中场。