keep sth from sb把某事瞒着某人
Keep sth from doing阻止;阻止……做某事
keep sth away from danger是某物免于危险
keep sth safe from danger使
keep sb from sth阻止某人
keep distance from sth与
keep sb away from sth阻止某人
keep a distance from sth与……保持距离
keep sb from doing sth阻止某人做某事;阻止某人去做某事;阻止;使某人不做某事