The rescue team heard a muffled voice from under the rocks and managed to rescue the victim who was trapped there for several days.
 muffled sound muffled voice
老師 (讓小朋友出校車後): 別嬉戲，別跟陌生人說話。 (請填空)
Teacher (after letting kids out of the school bus on a field trip): No horseply. Don't talk to strangers.