安检人员发现了两个藏在行李箱里的偷渡者。

Security officers found two ___stowaways hiding inside the luggage.

海关人员在检查货物时发现了几个偷渡者，包括几只蜘蛛和一些种子。

Customs officers discovered several ___stowaways, including some spiders and seeds, during the cargo inspection.