Adjust documentation according code review suggestions
@@ -228,13 +228,13 @@ The `s2i generate` command generates a Dockerfile using an existing S2I builder
image that can be used to produce an image by any application supporting the
format.
-The *image name* argument is in the URL-like, for example
-`docker://docker.io/centos/nodejs-10-centos7`.
+The *builder name* is a reference to the builder image that serves as the base
+of the generated Dockerfile. For example,
+`docker://docker.io/centos/nodejs-10-centos7:latest`.
Usage:
-
```
-$ s2i generate <image name> <output file>
+$ s2i generate <builder image> <output file>
```
# s2i usage
