Danforth's sign
[医] 丹福思氏征(子宫外孕破裂时吸气时肩痛)
🧩 词语组成解析
🗣️ 情景例句
How are you doing, Richard?
现在怎么样， Richard？
Solid packing and overall stuffing can prevent the cases from vibration and jarring.
坚固的木箱和箱内严密的填充可防止木箱受震、开裂。
That machine joins these different pieces of metal together.
那台机器把这些不同的金属片焊接起来。