For his second round of C-14 analysis, Levy doubled the number of samples and meticulously selected charcoal from shrubs with verifiable outer growth rings.
于是在第二轮的C - 14分析中，莱维提供了两倍的样品数量，又细致的选择了来自于带有可检验外层年轮的灌木木炭样本。
There were 4 suckers in C. pisiformis and the scolex of T. pisiformis, and 37 hooks in the rostellum arranging with inner and outer rings.
结果表明，豆状囊尾蚴和豆状带绦虫均有4个吸盘，37个小钩分内、外两圈排列在顶突上。
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