英语语法分析

The strains are sensitive to tetracycline, doxycycline and ciprofloxacin.

该菌对四环素、强力霉素、环丙沙星敏感。

When given a doxycycline antibiotic, the female beagle literally glows under UV light.

注射强力霉素抗生素条件下，该雌性的比格犬确实在紫外光照射下发光。

For those who are allergic to penicillin, tetracycline, erythromycin and doxycycline could be used.

对青霉素过敏者可使用四环素、红霉素和强力霉素。