基于安全原因，本报告中的几幅图片被打上了水印，对于观察者来说就不那么清晰可见。
For security reasons, several images in this report are watermarked in a way that is not apparent to the observer.
由于显而易见的原因—在噪声环境中，少年儿童的听力易受损害—本报告重点针对儿童和青少年。
The report focuses on kids and teens, for obvious reasons-and because hearing loss is occurring at younger ages these days, thanks to noise exposure.
本报告是世卫组织在全球烟草控制政策的成就方面系列报告中的第三份。
This report is the third in a series of WHO reports on the status of global tobacco control policy implementation.
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