em rule การใช้

• The report did not make explicit recommendations, in part, Wilson said, because EMS rules are generally adequate.
• During her second term, she defended O'Hara Flying Service, the city's air ambulance, after it was found to have state EMS rule violations.
• Under EMS rules, Ms . Ortega's bleeding required a response by a highly trained paramedic, but instead, an ambulance staffed by two less-skilled emergency medical technicians was sent.
• A section on the 2-em rule ( : . ) also explains that the 2-em can be used to mark an abrupt break in direct or reported speech, but a space is used before the 2-em if a complete word is missing, while no space is used if part of a word exists before the sudden break.