相比之下，使用微型机器人可能只需要一个切口和更小的仪器。

Using a micro-robot, by contrast, might involve only one incision and smaller surgical instruments.

youdao

在内部和外部放射性同时刺激下，可能只需要更小剂量的辐射就能引起它们的基因改变，并影响它们的生长和繁衍，即使这些辐射仍然不足以杀死这些物种。

With irradiation from the inside as well as out, it may take much less to cause genetic changes and impair growth and reproduction, even if it's still not enough to kill the species.

youdao

要把风险降到最小很简单，只需把条件逻辑分解成更小的片段，然后创建容易测试的新方法。

Minimizing the risk is a simple matter of breaking up the conditional logic into smaller pieces, thus creating new methods that can be easily tested.

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