"The puffy lips is the worst," casting director Keith Wolfe doesn't like seeing actors whose skin is either too taut or swollen with filler as a result of the surgery.

VOA: standard.2010.07.22

It's kind of--there must be something in cooking like that -use cornstarch or something, a filler -I don't know--just to make--give something body.

估计和烹饪的道理一样,用淀粉或某种填充物,我也不清楚,反正是进行塑形

耶鲁公开课 - 聆听音乐课程节选

So adds a little excitement or a little filler to the music sometimes.

有时演奏音乐时,要带上点激情跟内涵

耶鲁公开课 - 聆听音乐课程节选

Tremolo, just kind of filler.

碎弓只是种填充

耶鲁公开课 - 聆听音乐课程节选