Dance's sign
[医] 丹斯氏征(见于肠套迭)
🧩 词语组成解析
🗣️ 情景例句
Don't waste your breath trying to persuade them, they'll never listen.
别白费口舌规劝他们，他们不会听你的话。
His hand is swollen, Does it hurt?
他的手肿起来了，疼不疼？
Sometimes the secrecy goes to such an extent that the whole nature of the research cannot be mentioned.
有时，保密竟达到了这样的程度，即连研究工作的整个性质都不准提及。