单词	sunken bed
释义	sunken bed 低床
随便看	open-loop remote control system open loop remote control system open loop response open-loop response open loop robot open-loop robot open-loops open loop series circuit open-loop series circuit open-loop series street-lighting system open loop series street lighting system open loop stabilization open-loop stable open-loop stable feedback system open-loop stepped motor open loop system open-loop system open-loop systems open loop telemetering system open-loop telemetering system open loop test open-loop test open-loop thinking open-loop tracking open loop tracking 452342512 452342512 452342514 452342521 452342522 452342531 452342533 452342534 452342534 452342535 46029 46030 46031 46032 46033 46034 46035 46036 46037 46038