rudimentary|rudi-=rude原始的，基础，未发育 #每日一词#

• These are significant rudiments to implement successful reforestation programs. (Burley, Evans, Youngquist, 2004)
• Male flowers have a rudimentary pistil with inconspicuous style and stigma, but they may also develop to the point that ovules, style, and stigma are well formed, and abnormality is restricted to incomplete development of the embryo sac. (Tuberosa, Graner, Frison, 2014)
• This is obtained generally from a previous rudimentary non-Bayesian analysis for each trait and the maximum among the traits can be considered. (Rifkin, 2012)