thallium
/'θæliәm/
📖 中文释义
- n. 铊
- [化] 铊Tl
📘 English Definition（英文释义）
- n. a soft grey malleable metallic element that resembles tin but discolors on exposure to air; it is highly toxic and is used in rodent and insect poisons; occurs in zinc blende and some iron ores