例句 /

Continued erythomycin topical application obtained nearly the same effect but the effectiveness only became evident in the later stage of experiment.

Continued erythomycin topical application obtained nearly the same effect but the effectiveness only became evident in the later stage of experiment.

磺胺剂眼药水之成绩最差,只有四分之一之病例治愈,而无效者占五之分一。