音标: 英 [ˌɑ: pi: ˈem] 美 [ˌɑ:r]
1. All right, let's start at 6,000 RPM.
好了 先从每分钟六千转速开始
2. Probably about six RPM, so you won't wake all the neighbors.
大概每分钟六转 所以不会吵醒所有邻居
