/səb'saɪd; səb`saɪd/
v
1 [I] sink to a lower or to the normal level 下降至较低或正常水平
*The flood waters gradually subsided. 洪水逐渐退去.
* The boiling soup subsided when the pot was taken off the heat. 把锅从炉子上端开时, 汤就不再沸腾了.
2 [I] (of land) sink, eg because of mining operations underneath （指土地）下陷（如因在地下采矿）.
3 [I] (of buildings, etc) sink lower into the ground （指建筑物等）下陷
*Weak foundations caused the house to subside. 由于地基不牢, 这所房子已下陷.
4 [I] become less violent, active, intense, etc 减弱; 减轻; 平静下来; 平息
*The storm began to subside. 风暴渐渐平息了.
* He waited until the applause had subsided. 他一直等到掌声平息下来, 才继续下去.
* I took an aspirin and the pain gradually subsided. 我服用了阿斯匹林, 疼痛逐渐减轻.
5 [Ipr] (infml joc 口, 谑) let oneself drop into a chair, etc 一下子坐在椅子等上
*subsiding onto the sofa/into an armchair 一屁股坐在长沙发[单座沙发]上.

v [I]
[Date: 1600-1700; Language: Latin;Origin: subsidere, from sidere 'to sit down, sink']
if a feeling, pain, sound, etc subsides, it gradually becomes less and then stops
= die down
　Simon waited until the laughter subsided.
　The pains in his head had subsided, but he still felt dizzy and sick.
formal if a building or an area of land subsides, it gradually sinks to a lower level
　After the heavy rains, part of the road subsided.
if bad weather conditions subside, they gradually return to a normal state
　The wind gradually subsided, and all was quiet.
if water, especially flood water, subsides, it gradually goes under ground or back to a normal level
　When the floods subsided, the streets were littered with bodies.