Wilbur heard the trill of the tree toad and the occasional slamming of the kitchen door.

威尔伯听到树蛙咕咕叫，还有偶尔的厨房关门声。

More recent songs contain a series of clicks in the middle and a shorter, low-pitched trill at the end.

而在近期，麻雀声的中间部分会有一系列的滴答声，结尾处则是短促而低调的颤音。

" … and then the echolocation calls in between, and then trills again."

“然后回声出现在两者之间，然后再次发出颤音。”

It's the wistful " ah, " the rolling trill, the soothing " ess."

有着惆怅的 " ah" ，起伏的颤音舒缓的 " ess" 。

The trilling wire in the blood sings below inveterate scars appeasing long-forgotten wars.

血液中发着颤音的弦在永不消失的伤疤下歌唱，安抚那早已忘却的战争。

“Oh, it's been nothing, nothing! ” trilled Mrs. Weasley. “No trouble at all! ”

“哦，没什么，没什么！”韦斯莱夫人说，声音颤抖着。“完全不麻烦！”

Trilling, a lawyer by training who works in communications, picked up a brush, too.

作为通讯行业职业律师的她也拿起了画笔。

It was especially unresponsive when he tried to play trills, and that was no small matter.

尤其是当他试图演奏颤音时，右手食指没有反应，这可不是件小事。

It could be a trill 'r', it could be an R that is produced in the throat.

可以是颤音 r，也可以是喉部发出的 r 音。

This strain, which is a continued trilling sound, is repeated with diminishing intervals, until it becomes almost incessant.

持续啼鸣所带来的音调张力，每隔一段时间就会渐渐减弱，几乎从不间断。