@@ -53,7 +53,7 @@ This layer provides with what you need to develop OpenHarmony applications: appl
**Application layer**
This layer consists of system applications and third-party applications. Each OpenHarmony application is powered by one or more Feature Abilities \(FAs\) or Particle Abilities \(PA\). An FA provides a UI for user interaction. A PA has no UI and provides background task processing as well as data access. Applications developed based on FAs and PAs provide specific service characteristics and enable cross-device scheduling and distribution, delighting users with consistent and efficient experience.
This layer consists of system applications and third-party applications. Each OpenHarmony application is powered by one or more Feature Abilities \(FAs\) or Particle Abilities \(PAs\). An FA provides a UI for user interaction. A PA has no UI and provides background task processing as well as data access. Applications developed based on FAs and PAs provide specific service characteristics and enable cross-device scheduling and distribution, delighting users with consistent and efficient experience.