This is the 1469th most frequent Chinese word.
性能
"性能" means "performance" or "capabilities" (of a device, system, or product).
In this sentence, "性能" refers to the operational effectiveness or capability of the smartphone.
这款手机的性能非常出色,运行速度很快。
The performance of this smartphone is outstanding, and it operates at a high speed.
Here, "性能" describes the functional quality or efficiency of the car in the context of driving.
汽车的性能对驾驶体验有很大影响。
The performance of a car greatly affects the driving experience.
In this example, "性能" pertains to the software's efficiency, speed, or capability after undergoing enhancements.