原帖由 dicmi 于 2007-6-5 11:43 发表 . K* l' u$ K* N- A问个填空~ 7 w9 V! ]: b: H' b# y/ o 5 }% s: d! Z4 f2. Because of the excellent preservation of the fossil, anatomicaldetails of early horseshoe crabs were ---- for the first time, enablingexperts to ---- the evolution of the horsesho ...
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在第一次解剖之前,这些专家应该已经有研究,然后通过解剖在重新评价也是合理的。