Portamento portamento up there, down the sound, rehabilitation of three portamento .

滑音又有上滑音、下滑音、复滑音三种。

Portamento : frequently, the change from one note to another is done in a smooth transition, rather than using discrete intervals.

滑音：常常在平滑的过渡中由一个音符转到另一个音符，而不是使用离散的音程。

The singing characteristics include singing with level tone, falsetto or semi-falsetto and the ingenious use of tied note, portamento and ornament.

直声演唱、假声半假声演唱，及在演唱中巧妙使用连顿音、滑音装饰音等，是其演唱特色。