顾老师英语轻松学

Bromine 🔊 is 🔊 a 🔊 reddish-brown 🔊 liquid 🔊 at 🔊 room 🔊 temperature 🔊 and 🔊 is 🔊 used 🔊 in 🔊 the 🔊 manufacture 🔊 of 🔊 dyes 🔊 , drugs 🔊 , and 🔊 photographic 🔊 materials 🔊 .

溴在室温下是一种红棕色液体，用于制造染料、药品和感光材料。