Spontaneous radioactive disinteg-ration - [电] 自然放射蜕变，怎么读怎么用

🧩 词语组成解析

spontaneous [spɑn'tenɪəs]

adj. 自发的;自然的;天然产生的;无意识的;

spont=spond承诺+aneous表形容词→自内心承诺→自愿的

radioactive ['redɪo'æktɪv]

adj. 放射性的;

radio光线+act行动，做+ive有...性质的、有...作用的 →放射性的

ration ['ræʃən]

n. 定量;配给量;口粮;合理的量，正常量; vt. 限量供应，配给供应;给与…一天口粮;供给（兵士）伙食，限定（粮食等）;

Has the container arrived in Sydney yet?

货柜已经到达悉尼了吗？

He who is born a fool is never cured.

生成的傻子总是治不好的。

Would you please go to a dancing party with me?

请你跟我一起去参加一个舞会好吗？

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