Boas's sign
[医] 博阿斯氏征(胃癌时胃液含有乳酸;胆囊炎时腰部感觉过敏)
🧩 词语组成解析
🗣️ 情景例句
Get away from me.
从我身边滚开。
The mailman is delivering letters.
邮差在发信。
We tramped through the wood for over two hours until we arrived at a deep stream.
我们在树林中跋涉了两个多小时，到了一条深溪边。