pre-clearanceCOCA²⁵⁴³³⁷⁺⁶Economist⁵³⁵⁸¹⁺¹ 基本例句 🌏预先审批；预检；作业标准作初步审核 A food additive petition is the pre-clearance mechanism developed by the FDA for demonstrating that a food additive is safe for its intended use and has utility. 食品添加剂申请书时由 FDA发展而来的一项旨在证实一种未知食品添加剂在其预期用途及实用功效上是否安全的预检机制。 tiandihui.com