Revise text

Signed-off-by: Arthit Suriyawongkul <arthit@gmail.com>

Author: bact

content/crosswalk/spdx-2-3.md

@@ -1,5 +1,5 @@
 ---
-title: "Crosswalk for SPDX 2.3 SBOM"
+title: "Crosswalk for SPDX 2.3 fields"
 image: "/img/spdx.png"
 date: "2024-01-15"
 ---

content/crosswalk/spdx-3-0.md

@@ -1,20 +1,19 @@
 ---
-title: "Crosswalk for SPDX 3.0 Document"
+title: "Crosswalk for SPDX 3.0 fields"
 image: "/img/spdx.png"
 date: "2025-09-30"
 ---
 
 The [System Package Data Exchange® (SPDX®)](https://spdx.dev/),
-formerly known as the *Software Package Data Exchange*, specification
-defines a standard data format for communicating the component and metadata
-information associated with software packages and beyond, widely known as
-"software bill of materials" or "SBOM".
-An SPDX document can be associated with a set of software packages, files or snippets.
+formerly known as the *Software Package Data Exchange*,
+is a standard format for communicating information about components associated
+with systems.
+While traditionally known as "software bill of materials" or "SBOM,"
 SPDX 3.0 can describe datasets and be used in non-SBOM contexts.
 
-SPDX 3.0 supports JSON-LD serialization format and often uses `.spdx.json`,
+SPDX 3.0 supports the JSON-LD serialization format and often uses `.spdx.json`,
 `.spdx.jsonld`, `.spdx3.json`, or `.spdx3.jsonld` as the file extension.
 
-The crosswalk for the SPDX 3.0 document as follows:
+The crosswalk for the SPDX 3.0 fields is as follows:
 
 {{< crosswalk name="SPDX 3.0" >}}