Modified versions have also been developed for the U. S. Navy, Air Force, and Coast Guard.

修改后的版本也已经开发了为美国海军，空军和海岸警卫队。

youdao

Modified versions have also been developed for the U. S. Navy, Air Force, and Coast Guard.

修改后的版本也已经开发了为美国海军，空军和海岸警卫队。

youdao