| 释义 | 
		bunch·er \ˈbənchə(r)\ noun (-s) Etymology: bunch (II) + -er  : one that bunches: as  a.  : one who makes bunches (sense 4) by rolling filler tobacco in binder leaves — called also binder  b.  : the velocity-modulating element that effects the electron bunching in a klystron — compare catcher 4, rhumbatron |