Damper
['dæmpə] or ['dæmpɚ]
解释:
(noun.) a depressing restraint; 'rain put a damper on our picnic plans'.
(noun.) a device that decreases the amplitude of electronic, mechanical, acoustical, or aerodynamic oscillations.
(noun.) a movable iron plate that regulates the draft in a stove or chimney or furnace.
戴维录入--From WordNet
解释:
(n.) That which damps or checks; as: (a) A valve or movable plate in the flue or other part of a stove, furnace, etc., used to check or regulate the draught of air. (b) A contrivance, as in a pianoforte, to deaden vibrations; or, as in other pieces of mechanism, to check some action at a particular time.
校对:韦恩
同义词及近义词：
n. [1]. Check, hinderance, obstacle, impediment, lion in the way.[2]. Discouragement, wet blanket, cold water.
哈迪编辑
例句:
- If the damper is kept open, coal is rapidly consumed, and the additional heat passes out through the chimney, and is lost to use. 伯莎M.克拉克. 科学通论.
- When the fire is started, the damper should be opened wide in order to allow the escape of smoke; but after the fire is well started there is less smoke, and the damper may be partly closed. 伯莎M.克拉克. 科学通论.
- They were, perhaps, overtaken by the growth of the European forests, as the climate became milder and damper. 赫伯特·乔治·威尔斯. 世界史纲.
- The nitrogen in the bottle, not only does not assist the burning of the match, but it acts as a damper to the burning. 伯莎M.克拉克. 科学通论.
- Erard particularly made many improvements in that and in the nineteenth century in the piano, its hammers and keys, and Southwell of Dublin in the dampers. 威廉·亨利·杜利特. 世纪发明.
整理:米切尔