fossick
verb [ I ] informal mainly Australian English uk/ˈfɒs.ɪk/ us/ˈfɑː.sɪk/
搜寻，寻觅
to search for something amongst other things
We then had to spend about half an hour fossicking around for our bags. 然后我们花了半个小时找包。
（尤指在原有的矿床中）淘金;寻宝
to look for gold or valuable stones, especially in places where these things were once dug from the ground
They travelled to Glenalva to try fossicking for sapphires. 他们前往格兰纳尔瓦试图挖到蓝宝石。