Reder's sign
[医] 雷德尔氏征(见于阑尾炎)
🧩 词语组成解析
🗣️ 情景例句
He's the editor of the Riverdale paper.
他是Riverdale报的编辑。
A wise man thinks all that he says,a fool says all that he thinks.
聪明人想了才说，愚笨的人想着就说。
Really? Wonderful!
真的吗？好极了！