浮沉

[fú chén]

• drift along
• sink and emerge

参考释义

浮沉 [fú chén]

• -
• 短语
  浮沉材 {林} bobber
  浮沉测粒计 turpidometer
  浮沉试验 {采矿} float-sink test
  浮沉选矿法 {采矿} sink-float separation process
  浮沉振荡 {航空} phugoid oscillation