Many smokers who see No Smoking signs in their dentists' offices think that the signs have been placed there for the dentists' comfort.
许多在牙科诊所里见到“请勿吸烟”标志的烟民们以为，这些标识张贴在那儿是为了牙医们的利益。
Sealants are put on in dentists' offices, clinics, and sometimes in schools.
保护胶可以在牙医诊所和门诊室涂，有时也可在学校涂。
牙医诊所：14.7%。
牙医诊所：14.7%。
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