English Dictionary

thallium

IPA（発音記号）

/ˈθæliəm/

名詞

可算名詞 不可算名詞

A metallic chemical element (symbol Tl) with atomic number 81: a gray post-transition metal that discolors when exposed to air. / A single atom of this element.

日本語の意味

タリウム：原子番号81、元素記号Tlを持つ金属元素。灰色の後移行金属で、大気に触れると変色する。

The lab disposed of contaminated equipment after discovering traces of thallium on the metal surfaces.

研究室は金属表面にタリウムの痕跡が見つかった後、汚染された装置を処分しました。

意味（1）

A metallic chemical element (symbol Tl) with atomic number 81: a gray post-transition metal that discolors when exposed to air.

Environmental authorities in Lüeyang County, Shaanxi province, discovered excessive levels of thallium in two of the Jialing River’s upstream tributaries on Jan. 20, according to a statement Monday. The concentration of thallium that day was 170% higher than the standard for Qingni River, one of the upstream tributaries bordering Gansu province.

意味（2）

A single atom of this element.

thalliums （ plural ）