musical sharps
medical sharps
sharps container
sharp notes
A: What should I do with these used needles?
A：我该如何处理这些用过的针头？
B: Put them in the sharps container immediately.
B：立即把它们放进尖锐器械盒里。
1) 音乐术语：升音
2) 医疗术语：尖锐医疗器械
3) 尖锐物（复数）
1. 升音
2. 尖锐医疗器械
noun
1. musical notes that are a semitone higher than a natural note
2. objects that can puncture or cut the skin, such as needles or scalpels
Synonym: needles, points