thorium

IPA/ˈθɔːriəm/
KK[θˈɑriəm]IPA/ˈθɔːriəm/

thorium — 名詞

1. a silver-white metal element that gives off radiation and is used in some reacto

1.名詞B2
釋義

釷

可作核能燃料的放射性金屬元素

a silver-white metal element that gives off radiation and is used in some reactor fuels, metal mixtures, and special glass for lenses

例句

Faisal explained how thorium could one day power some nuclear reactors.

Faisal 解釋了釷未來有一天可能為某些核子反應爐提供動力。

thorium + power reactors

Workers mixed thorium into a metal alloy for parts used in high heat.

工人把釷混入金屬合金中，用來製作可承受高溫的零件。

thorium in a metal alloy

文法句型

thorium + be used in/for + noun

thorium + noun (fuel / reactor / sample)

用法筆記

Usually treated as an uncountable substance noun. It often appears in compound nouns such as 'thorium fuel', 'thorium reactor', and 'thorium sample'.

常見錯誤

❌The lab bought three thoriums for the test.
✅The lab bought three thorium samples for the test.
💡Thorium is normally uncountable when you mean the material.
❌Thorium is the same thing as uranium.
✅Thorium is different from uranium, though both can be used in nuclear fuel.
💡They are separate chemical elements.