神秘种子，好像并不神秘？

来源: 于 2020-07-28 05:57:38 [旧帖] [给我悄悄话] 本文已被阅读：次

State agriculture departments say they could be invasive plant species.

最近被热炒的从中国邮递来的神秘种子。这可以肯定是向日葵的种子

 

Several states are issuing warnings after residents across the nation have reported receiving unsolicited packages that appear to have originated in China

这个更像是柑桔类的种子，神秘吗？