英语语法分析

Output devices include video displays and sound synthesizers.

输出设备包括显示器和音效合成器。

In the field of communications, PLL synthesizers playing an increasingly important role.

在通信领域中，锁相环频率合成器起着越来越重要的角色。

Different synthesizers can be allocated to different channels allowing complex multi-phonic performances to be realized.

可以将不同的合成器置于不同的频道中以实现复杂的多音性能。