The weekend break was just the tonic I needed.

周末休息正是我所需要的养精蓄锐的机会。

《牛津词典》

We've got to end on the tonic.

我们必须终止在主音上

youdao

We said this is the tonic.

我们说这就是主音。

youdao

The fifth degree of the scale after the tonic is the next most important and it's called the dominant note.

主音后面的区域中五度,是下一个重要的概念,它被称为属音

耶鲁公开课 - 聆听音乐课程节选

So the timpani comes in and it goes crazy and comes back to the tonic at which point the trumpet takes over again.

然后定音鼓出现疯狂的转变,回到主音之后,小号再次出现

耶鲁公开课 - 聆听音乐课程节选

It's always a half step--always a half step-- seventh degree, right below, right below the tonic.

它总是一个半音级,总是如此,第七级刚好在主音下面

耶鲁公开课 - 聆听音乐课程节选

After the long flights from Europe to Bangkok, Mateschitz would down the tonic over ice.

FORBES: Magazine Article

The tonic of lower interest rates has been dulled by the dysfunctional financial system.

ECONOMIST: The economy

Then he slowly put the bottle down on the table and reached for the tonic water.

NEWYORKER: Beginners