He feels strongly that Miller should not have ordered the lung biopsies.

他坚定地认为，米勒不应该下令进行肺部活检。

Then they looked at blood samples taken from people who had had lung biopsies.

然后他们观察人肺活检的血样。

Lung biopsies usually come back negative.

- 肺活检通常呈阴性。

I don't understand how they're gonna do a lung biopsy, like interventional radiology?

我不明白他们将如何进行肺活检，比如介入放射学？