Jetometer
润滑油腐蚀性测定器
🗣️ 情景例句
We'll place a trial order with you for 300 cases of pork luncheon meat.
我们想试定300箱罐装午餐肉。
Scientists contribute to the well-being of mankind.
科学家为人类造福。
But there's another thing, Pierre. I have no jewellery to wear.
不过，比尔，还有一件事。我还没有首饰戴哩。