at the coalface
在工作或?qū)嵺`的前線，直接從事具體而困難的工作或任務(wù)
口語(yǔ)·書面語(yǔ)·表示一線實(shí)踐或直接參與
英文釋義
actively and directly involved in the most important or basic aspects of a particular job or activity
例句
As a nurse at the coalface, she sees the real struggles of patients every day.
典故來(lái)源
源自煤礦行業(yè)，指礦工在采煤工作面直接從事艱苦危險(xiǎn)的工作，后比喻在實(shí)踐一線直接面對(duì)核心挑戰(zhàn)。