Something which depresses or discourages. 使人沮丧之事；使人扫兴者。 A movable plate to regulate the draft, as in a stove. (火炉中之)气节闸；风门。 A device to check the vibrations of a musical instrument. (乐器上之)制音器；弱音器；断音装置。 The damper in a piano is made of wood covered with felt. 钢琴上之制音器是用覆有毡的木条制成。 A device that eliminates or progressively diminishes vibrations or oscillations. 【物】阻尼器。 put a damper on 【口】(以悲伤或丧气态度)使(人)扫兴。 put the dampers on 【口】(以悲伤或丧气态度)使(人)扫兴。 |