Radioactive iodine test - 英语单词详解·释义·助记·例句

🧩 词语组成解析

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

iodine ['aiədi:n; (US) 'aiədain]

n. <化>碘;

test [tɛst]

n. 试验;考验;测验;化验; vt. 测验;考查;考验;勘探; vi. 受试验;受测验;受考验;测得结果;

test =test,tuitness,表示”测试,证据”

I want to buy an engagement ring for my fiancée.

我想为我的未婚妻买一枚订婚戒指。

What's done can't be undone.

无可挽回。泼水难收？

It was half past four. Everything was ready.

一切都准备好。

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revised appropriation

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