Pentanizer
戊烷馏除器
🗣️ 情景例句
Good afrernoon, Miss Wang. Please sit down.
下午好。王小姐，请坐。
I am very happy that you have come all the way from the United States to visit our company.
您不远千里从美国来我公司访问，我们感到非常高兴。
By 12.01, those fluctuations will already have created small errors one foot away.
到12∶01时，那些波动就已经会在1英尺远的地方造成偏差。