This is "mountains" of duty, which is "beautiful" in relentless pursuit!

这是“ 山川”的责任，这是“ 山川”的不懈追求！

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"The Gulag Archipelago" described the system, its tortures, rules and subculture, in relentless, gruesome, encyclopedic form.

《古拉格群岛》描述的系统，是充满折磨，统治和亚文化的，以一种无情的，可怕的，包罗万象的形式存在的系统。

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Relentless in his pursuit of quality, his technical ability was remarkable.

由于对质量的坚持不懈的追求，他的技术能力非同凡响。

《柯林斯英汉双解大词典》

Alexander chronicles those experiences in his book,"52 Loaves: One Man's Relentless Pursuit of Truth, Meaning and a Perfect Crust."

VOA: standard.2010.07.16

Aid groups say 23 million people face starvation in East Africa because of a relentless drought some scientists say may be a result of climate change.

VOA: standard.2009.11.04

In relentless, shocking detail, he chronicles the wide scale and systematic nature of the barbarity inflicted on the MDC and the national trauma that resulted.

ECONOMIST: Zimbabwe

Amid all the career advice exhorting workers and job seekers to engage in relentless self-promotion, is there any room for that most traditional and modest of virtues, humility?

FORBES: In Praise Of Humility At Work

Most perish almost instantly in the relentless battle for scarce shelf-space in Japan's small shops.

ECONOMIST: Consumer goods