Some witnesses were unavailable at the time of the trial. 审判时有些证人未能到庭。

+for Irving and Wallace are both unavailable for next week’ s match. 欧文和华莱士都不会参加下星期的比赛。

be unavailable for comment (=not want to be interviewed by a journalist) Journalists were told that Ms Lee was unavailable for comment. 不愿接受记者采访

Sophisticated medical equipment is unavailable in many poorer countries. 许多更贫穷的国家得不到高级的医疗设备。