abbreviation for direct current: electrical current that always flows in one direction直流电(direct current的缩写)
abbreviation for the District of Columbia: an area of the eastern US that has the same borders as the US capital, Washington, and is not part of a US state哥伦比亚特区(the District of Columbia的缩写)
👨🏻🏫 Mr. Ng 劍橋詞典 📚 – cambridge.mister5️⃣.net
切換為繁體中文