relentless
牛津现代英汉双解词典
adj
1 not relenting; strict or harsh 不留情的; 严格的; 苛刻的
*be relentless in punishing offenders 惩处犯罪者不手软.
2 not ceasing; constant 不停的; 不间断的
*driven by a relentless urge, ambition, quest, etc for power 为得到权力一直受到欲望、野心、追求等所驱使
* relentless pursuit, questioning, criticism 不断的探索、询问、批评
* the relentless pressure of her life as a politician 她身为政治家一生不断受到的压力.