Finally, in 1853, a French 4)chemist called Charles Gerhardt 5)managed to produce acetyl salicylic acid, or aspirin.是什么意思_Finally, in 1853, a French 4)chemist called Charles Gerhardt 5)managed to produce acetyl salicylic acid, or aspirin.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句