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1·My soundbox is singing chilled out, even I could feel its happiness.

音响唱得很畅快。我甚至能够感受到它的愉悦。

2·The soundbox of the harmonica is the person playing it - their hands, mouth and upper respiratory system.

口琴的“共鸣箱”是吹口琴的人：他们的手、口腔和上呼吸道。

共鸣箱

1·The soundbox of the harmonica is the person playing it - their hands, mouth and upper respiratory system.

口琴的“共鸣箱”是吹口琴的人：他们的手、口腔和上呼吸道。