too many to count (on the fingers); a great many; countless; innumerable;too numerous to be counted
❍ 自告奋勇的人～，这是我没有预料到的。Those who volunteered were toonumerous to be counted. This is beyond my expectation.
指不胜屈zhǐ bù shènɡ qū
指：手指头；屈：弯曲。扳着手指头数也数不过来。形容数量非常多。a great many, too many to be counted on the fingers, too many to count