The pest control report found a single larva inside the shipment of imported grain.

病蟲害防治報告指出，在進口穀物貨物中發現了一隻幼蟲。

Our warehouse manager emailed staff after a beetle larva was discovered near the food storage area.

在食品儲存區附近發現一隻甲蟲幼蟲後，我們的倉庫經理寄了電子郵件通知員工。

The research firm presented data showing how each larva responded to the new organic pesticide.

這家研究公司提出數據，說明每隻幼蟲對新型有機殺蟲劑的反應。