a chemical element. Titanium is a silver-white metal used in making various strong, light materials. Topics Physics and chemistryc2钛 Word Originlate 18th cent.: from Titan, on the pattern of uranium.
👨🏻🏫 Mr. Ng 牛津詞典 📚 – oxford.mister5️⃣.net
切換為繁體中文