hartshorn
英 ['hɑ:tshɔ:n]
美 ['hɑtsˌhɔn]
- n. 鹿角精；鹿角；氨水溶液
英语词源
- hartshorn (n.)
- "ammonium carbonate," Old English heortes hornes, from hart + horn (n.). So called because a main early source of ammonia was the antlers of harts.