noise, sound 与voice 的用法区别 三者均可表示“声音”,区别如下: 1. 当把“声音”作为一种抽象概念来使用时,要用 sound (不可数).如: Sound travels<br>不可数 但是后边可以加s 作为感官动词是“听起来”的意思.It sounds good 它听起来不错<br>可数也行,不可数也行.liza was so frightened she couldn't make a sound.(可数) 莉莎惊吓得发不出任何声音.the aeroplane will travel at twice the speed of sound.(不可数) 飞机将以两倍于音速的速度飞行.
A string that specifies the sound to play. If this parameter is NULL, any currently playing waveform sound is stopped. To stop a non-waveform sound, specify SND_PURGE in the fdwSound parameter.<br>Three flags in fdwSound (SND_ALIAS, SND_FILENAME, and SND_RESOURCE) determine whether the name is interpreted as an alias for a system event, a filename, or a resource identifier. If none of these flags are specified, PlaySound searches the registry or the WIN.INI file for an association with the specified sound name. If an association is found, the sound event is played. If no association is found in the registry, the name is interpreted as a filename.<br>hmod<br>Handle of the executable file that contains the resource to be loaded. This parameter must be NULL unless SND_RESOURCE is specified in fdwSound.<br>fdwSound<br>Flags for playing the sound. The following values are defined:<br>SND_APPLICATION<br>The sound is played using an application-specific association.<br>SND_ALIAS<br>The pszSou