In the case of penicillin, some bacteria produce compounds that can break down the key structure that interferes with cell wall synthesis.

就青霉素来说，某些细菌产生的化合物会摧毁破坏细胞壁合成的关键结构。

So these are the key structures we use to talk about hopes we have in the present and we use them all to talk about future possibilities.

这些就是我们用来表述我们在现在时态情景中的希望的重点结构，我们用它们来谈论未来的可能性。

So we created various screen graphs from the footage that looked significant and we pulled up various different shots from the footage that showed us key identifiable structures.

我们根据看起来很重要的视频制作了各种屏幕图，并从显示了关键可识别结构的视频中提取了各种不同的镜头。