◆off beam or off the beam【海】(not following a radio beam)偏离无线电射束指示的航道
<非正式>(wrong, mistaken)做错的；犯错的；不对头的
Everything she says is a little off beam.她说的每句话都不大对头。
way off beam<英>(completely wrong)完全错误的
Those applying this description to nuclear energy are way off beam.那些如此描述核能的人错得离谱。