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decays

/dɪˈkeɪz/

Illustration decays - Image 1

verb

腐烂，衰败，恶化。

To deteriorate, to get worse, to lose strength or health, to decline in quality.

Examples :

"The pair loved to take pictures in the decaying hospital on forty-third street."

这对情侣喜欢在四十三街那家逐渐破败的医院里拍照。

biology medicine physiology environment quality condition age process

Illustration decays - Image 1

verb

腐烂，腐朽

(of organic material) To rot, to go bad.

Examples :

"The fallen apple slowly decays on the ground. "

掉在地上的苹果慢慢地腐烂了。

biology nature environment

Illustration decays - Image 1

verb

衰变，蜕变。

(of an unstable atom) To change by undergoing fission, by emitting radiation, or by capturing or losing one or more electrons.

Examples :

"The radioactive material in the old watch slowly decays, emitting particles that can be detected with special equipment. "

这块旧手表里的放射性物质正在缓慢衰变，释放出可以用特殊设备探测到的粒子。

physics energy chemistry

Illustration decays - Image 1

verb

衰变，衰退。

(of a quantum system) To undergo optical decay, that is, to relax to a less excited state, usually by emitting a photon or phonon.

Examples :

"The excited atom decays, releasing light as it returns to its normal energy level. "

受激原子发生衰变，释放出光子，从而回到正常的能级。

Illustration decays - Image 1

verb

速度衰减，减速。

Loss of airspeed due to drag.

Examples :

"The model airplane's airspeed quickly decays after its motor stops, causing it to descend. "

模型飞机的马达停止后，由于阻力，它的空速会迅速衰减，导致它下降。

physics nautical sailing

Illustration decays - Image 1

verb

腐烂，衰败

To cause to rot or deteriorate.

Examples :

"The leftover food in the refrigerator decays quickly if not properly stored. "

如果冰箱里剩下的食物没有好好保存，很快就会腐烂。

biology environment nature process