Petrogram
n. (史前洞穴中绘于岩石上的)岩画
🗣️ 情景例句
We prefer to have payment in US dollars. It may be difficult for us to do so.
我们用美元付款。用人民币支付可能有些困难。
It is desirable to apply to good schools.
申请好学校是令人向往的。
OK. Let's go to Number 1 Machine Shop.
好吧，让我们去第一机械车间。