- 1電極
An electrode is a small piece of metal, carbon, or a wire that lets electricity go into or out of something — a battery, a tank of liquid, or a person’s body. In science class, the two rods in a are electrodes. On your chest during an ECG, the sticky pads are electrodes. Inside a battery, electrodes are the inner parts that the current moves between. use electrodes as the metal rod that carries current to the join. It is a science and medical word, not casual chat; at home people just say “the pads” or “the wires.” Though actually, an electrode is not the whole machine, and it is not the power itself. It is only the doorway the current uses. Faraday made the word in 1833 from Greek pieces meaning “amber” (the old root of electricity) and “way.” The two special kinds with opposite jobs are the and the .
組成Usually traced to Michael Faraday in the 1830s, who worked with the scholar William Whewell on this set of words. It joins Greek ἤλεκτρον (amber, the root behind electricity) and ὁδός (way). By the look of the English: electro- + -ode.
同家族的字
- anodeone kind of electrode; shares the -ode “way” piece Faraday used
- cathodethe other kind of electrode; same -ode piece
- electricityshares the electro- / amber root
原始詞典資料2 筆記錄
以下是外部詞典記錄的用法，摘錄並精簡格式，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
electrodenoun/əˈlɛk.tɹəʊd/
- 1
The terminal through which electric current passes between metallic and nonmetallic parts of an electric circuit.
- From my laboratory in the Castle east To the master bedroom, where the vampires feast The ghouls all came from their humble abodes To get a jolt from my electrodes They did the Mash They did the Monster Mash.
- 2
A collector or emitter of electric charge in a semiconducting device.
摘錄自 英文維基詞典 English Wiktionary，已精簡格式；依 CC BY-SA 4.0 授權使用，改動後的內容同樣以此授權提供。