R-r
[医][=Rinne's test negative]林尼（氏）（音叉）试验：检音传导障碍，阴性（骨导音长于气导音）
🗣️ 情景例句
But first, I think we should take a moment
不过首先 我想我们应该用一两分钟
Packing will help push the sales.
包装有助于推销产品。
Farm labourers said that they always woke up to find that work had been done overnight.
雇工们说，常常一早起来发现有人在夜里把活干了，