The discovery of Nassarius beads at a third site suggests no coincidence is involved.
但在第三个遗址中又发现了Nassarius珠子，这意味着这一切绝不包含着任何的巧合。
2
Conclusion: The two cases of food poisoning were caused by strong toxicity of Nassarius.
结论：这两起食物中毒均由食用了毒力较强的织纹螺所致。
3
That the same snail species, Nassarius gibbosulus, was used to make the beads in both of the previously excavated Mediterranean sites is curious, but could have been a coincidence.