pencil是什么意思 peni是什么意思
He was treated with penicillin injections.他接受了青霉素注射。
abbr.penicillin青霉素。
One dose of penicillin can wipe out the infection.一剂青霉素就能消除感染。
He was treated with penicillin injections.他接受了青霉素注射。
abbr.penicillin青霉素。
One dose of penicillin can wipe out the infection.一剂青霉素就能消除感染。