单词 ampicillin 释义 ampicillin Pharm.|mpsln|[f. amino- + penicillin.]A broad-spectrum semi-synthetic penicillin: see Penbritin.1961Brit. Med. Jrnl. 28 Oct. 1145/2 Ampicillin is a new synthetic penicillin... It is 6[D-(-)-aminophenylacetamido] penicillan...