Josie was sitting at her desk, varnishing her nails.

乔西坐在书桌旁，涂着指甲油。

Washing, brushing and varnishing fossils—all standard conservation treatments used by many fossil hunters and museum curators alike—vastly reduces the chances of recovering ancient DNA.

化石清洗、刷洗和涂清漆——所有这些许多化石猎人和博物馆馆长都采用的标准保护措施——极大地降低了恢复古代 DNA 的机会。

Responsible for preparation of all surfaces prior to painting or varnishing.

负责所有表面在油漆或上漆之前的准备工作。