Negamycin
负霉素
🗣️ 情景例句
at the Museum of Natural History.
在自然历史博物馆。
Health and understanding are the two great blessing of life.
健康和融洽是人生两大幸事。
Though he was reluctant to do so at first, we eventually persuaded him to take us.
一开始，他很不愿意，但经劝说，终于同意了。