美[d??ke] 1 . When not removed, plaque causes tooth decay and gum disease.
牙斑如果不清除就會導致牙齒蛀蝕和牙齦疾病。
來自柯林斯例句
2 . There are problems of urban decay and gang violence.
存在城市衰敗和幫派暴力的問題。
來自柯林斯例句
3 . The phosphate was deposited by the decay of marine microorganisms.
海洋微生物腐爛后沉積形成磷酸鹽。
來自柯林斯例句
4 . The landlord had let the building fall into decay .
房東不管，房子已經破爛不堪。
來自《權威詞典》
5 . The decay of the meat could have been prevented by proper refrigeration.
如果經過適當的冷藏,這些肉本來不至于腐爛掉.
來自《簡明英漢詞典》
1.the process of gradually becoming inferior
2.a gradual decrease; as of stored charge or current
3.the organic phenomenon of rotting
4.an inferior state resulting from the process of decaying;
the corpse was in an advanced state of decay
5.the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
1.lose a stored charge, magnetic flux, or current;
the particles disintegrated during the nuclear fission process
2.fall into decay or ruin;
The unoccupied house started to decay
3.undergo decay or decomposition;
The body started to decay and needed to be cremated
