thorium
基本解釋
- n.[化]釷（符號(hào)Th；原子序90）
英漢例句
- Marie found another called thorium.
瑪麗發(fā)現(xiàn)了另一種物質(zhì)，叫釷。 - A radioactive isotope of thorium with mass number228.
射釷釷的放射性同位，質(zhì)量數(shù)爲(wèi) - This is clearly confirmed by the detection of thorium.
這顯然証實(shí)了檢測(cè)釷. - They recognized that in a thorium province Pb208 would present complications.
他們承認(rèn)，含釷區(qū)內(nèi)的Pb208會(huì)産生乾擾。 - Followed by the slow decomposition of uranium to another element thorium.
鈾元素隨後緩慢分解爲(wèi)另一種元素釷。