Adjusting the concise help based on review suggestions.

src/java.base/share/classes/sun/launcher/resources/launcher.properties

@@ -46,15 +46,15 @@ java.launcher.opt.footer = \
 \    -cp <class search path of directories and zip/jar files>\n\
 \    -classpath <class search path of directories and zip/jar files>\n\
 \    --class-path <class search path of directories and zip/jar files>\n\
-\                  A {0} separated list of directories, JAR archives,\n\
+\                  A "{0}"-separated list of directories, JAR archives,\n\
 \                  and ZIP archives to search for class files.\n\
 \    -p <module path>\n\
 \    --module-path <module path>...\n\
-\                  A {0} separated list of elements, each element is a file path\n\
+\                  A "{0}"-separated list of elements, each element is a file path\n\
 \                  to a module or a directory containing modules. Each module is either\n\
 \                  a modular JAR or an exploded-module directory.\n\
 \    --upgrade-module-path <module path>...\n\
-\                  A {0} separated list of elements, each element is a file path\n\
+\                  A "{0}"-separated list of elements, each element is a file path\n\
 \                  to a module or a directory containing modules to replace\n\
 \                  upgradeable modules in the runtime image. Each module is either\n\
 \                  a modular JAR or an exploded-module directory.\n\
@@ -233,17 +233,17 @@ The following options are macOS specific:\n\
 \                      override default icon displayed in dock\n\n
 
 # Translators please note do not translate the options themselves
-java.launcher.opt.concise.header  =   Usage: java [options...] <what to execute> [arguments to main method...]\n\n\
-\Where <what to execute> is one of:\n\
+java.launcher.opt.concise.header  =   Usage: java [java options...] <application> [application arguments...]\n\n\
+\Where <application> is one of:\n\
 \  <MainClass>                to execute the main method of a compiled class\n\
 \  -jar <jar-file.jar>        to execute the main class in a JAR archive\n\
 \  -m <module>[/<MainClass>]  to execute the main class of a module\n\
 \  <SourceFile.java>          to compile and execute a single-file program\n\n\
-\Where key options include:\n\
+\Where key java options include:\n\
 \  --class-path <class path>\n\
-\      a {0} separated list of directories and JAR archives to search for class files\n\
+\      a "{0}"-separated list of directories and JAR archives to search for class files\n\
 \  --module-path <module path>\n\
-\      a {0} separated list of directories and JAR archives to search for modules\n\n\
+\      a "{0}"-separated list of directories and JAR archives to search for modules\n\n\
 \For more details about this launcher:   java --help\n\
 \For an interactive Java environment:    jshell