The first in a new class of antibacterial drugs called pleuromutilins, retapamulin binds to a site on the 50S subunit of the bacterial ribosome to inhibit protein synthesis.是什么意思_The first in a new class of antibacterial drugs called pleuromutilins, retapamulin binds to a site on the 50S subunit of the bacterial ribosome to inhibit protein synthesis.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句