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1·Some birds trill their songs.

有些鸟颤声鸣唱。

2·This is a letter with a trill.

这是个发颤音的字母。

3·It was a real trill to meet her.

能见到她的确是令人兴奋的事。

4·Can you trill the sound as in Spanish?

你能以颤音发出西班牙语中的音吗？

5·Just trill back, Oh, you're a keen gardener!

只要用卷舌音回答，“哦，你是一个敏锐的园丁！”

6·Disputing for sunny trees, early orioles trill.

几处早莺争暖树。

7·A trill is a rapid alternation between the two notes.

颤音是两个音符之间的一种快速转换。

8·Their song consists mainly of a rapidly repeated note, like a trill.

它们唱的“歌”主要是在快速重复一个音符，类似一种颤音。

9·Meanwhile, they called to one another in their distinctive, creaky trill.

与此同时，它们用叽叽嘎嘎与众不同的颤音彼此呼唤。

10·It gives me a thrill to wake up in the morning to the mockingbirds trill.

早晨因反舌鸟山的鸟叫声而醒来使我心情为之兴奋。