在短暂的紧急状况下，些许的浅层呼吸不会造成损伤，但是如果你很长时间都不能深呼吸一口，你的肺会部分萎蔫，导致一种叫做肺陷落的情况。
In a brief emergency, a few shallow breaths won't hurt you. But if you don't take a deep breath for a long time, your lungs can partially collapse, a condition known as atelectasis.
恐龙有象鸟一样高效的肺，但在这种情况下，恐龙是会呼吸得很困难还是很轻松呢？
So did the dinosaurs have to breathe heavily despite their efficient bird-like lungs, or could they take leisurely sniffs of the air?
结论：CT引导下经皮肺穿刺活检是一种安全、准确的诊断和鉴别诊断肺内病变的方法，具有较高的临床应用价值。
Conclusion: CT-guided percutaneous transthoracic needle aspiration biopsy is a safe and accurate method in the diagnosis and differential diagnosis of lung mass, which enjoys high clinical value.
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