A shake or vibration of the voice on a letter or musical tone.

颤声。

The quick alternation of two notes.

【乐】震音。

Any similar sound, as of a bird singing or a person laughing.

任何类似(震音)的声音(如鸟叫声、人的笑声)。

To utter with a vibration.

发颤声。

To make the voice vibrate.

发震音。