鎝 [dā]
1. (noun) A type of farming tool used for turning soil, commonly known as "iron rake," characterized by three to six iron teeth. (English: a rake with three to six teeth)
2. (noun) According to "ZhengZiTong," 鎝 is referred to as "iron rake," with a head width of one foot, which is more effective than a plow.
3. (verb) To carve or engrave. Example from "JiYun" states: "鎝, to engrave."
4. (noun) A chemical element (technetium, Tc) with atomic number 43. It is a man-made radioactive metal element, found in trace amounts in the earth’s crust resulting from the spontaneous fission of uranium. Due to its short lifespan, native technetium cannot exist. Technetium compounds and alloys have excellent corrosion resistance.