Jetometer
润滑油腐蚀性测定器
🗣️ 情景例句
to pick up a surprise.
接一个意外惊喜回来。
I will be hospitalied in November.
我将在十一月份住院。
He had been the first to turn a telescope to the sky,
他是第一个把望远镜对准天空的人，