Sonometer

[sәu'nɒmitә]

解释:

(n.) An instrument for exhibiting the transverse vibrations of cords, and ascertaining the relations between musical notes. It consists of a cord stretched by weight along a box, and divided into different lengths at pleasure by a bridge, the place of which is determined by a scale on the face of the box.

(n.) An instrument for testing the hearing capacity.

编辑:齐克

解释:

n. an instrument for measuring sounds or their intervals by means of a sounding-board with strings stretched above it movable bridges and weights for varying the tension.

编辑:苏珊娜