词汇	bulla-
释义	bulla-stem.公牛ox牛cow相关词根bu-;bov-;bovo-;bull-
随便看	Repeater repeater air gun repeater balance repeater bay repeater board repeater box repeater chain repeater circuit repeater circuit direct-current telegraphy repeater circuit, direct-current telegraphy repeater circuit line transmission system repeater coil repeater communication repeater communication satellite repeater compass repeater compass bearing bracket type repeater compass bearing stand type repeater-compass motor repeater compass steering bracket type repeater compass steering stand type repeater conditioner repeater configuration repeater count repeater dc telegraphy repeater dc telegraphydirect-current telegraphy