Trepanning
开[套]孔, 打眼, 穿孔(试验)
🗣️ 情景例句
That's the deal.
这是交换条件。
And happy to know that the Bank of America has opened another branch in Shanghai.
并且很高兴地了解到美国银行在上海又建立了一家分行。
Is it very cold in winter?
冬季的天气很冷吗？