Ilotycin
(=erythromycin)红霉素
🗣️ 情景例句
Let us try it!
让我们试试吧！
Once an opportunity slips away, it is gone for good.
机会一旦错过，永远不会再来。
It is true that during their explorations they often faced difficulties and dangers of the most perilous nature, equipped in a manner with would make a modern climber shudder at the thought,
确实，在探险中他们经常遇到惊心动魄的困难和危险，而他们装备之简陋足以使现代登山者一想起来就胆战心惊。