enough for a particular purpose; as much as you need 足够的;充足的 The following day she felt sufficiently well to go to work. 第二天,她感觉好转,完全可以去上班了。 By 1995, bald eagles had recovered sufficiently to be removed from the endangered list. 到1995年,秃鹰已经完全康复,可以从濒危名单中移除。