虚设说明

【电】 dummy instruction

虚的英语翻译：

empty; in vain; modest; timid; virtual; false; void; weak

设的英语翻译：

found; if; set up; suppose; work out

说明的英语翻译：

explain; narrate; account for; illustrate; make out; say; show; specify; state
directions; explanation
【计】 DCL; declaration; elucidata; explanatory notes
【化】 specification; specify
【经】 explanation; explanatory note; justification