有条不紊形容做事、说话有条有理丝毫不乱。例若网在纲，有条而不紊。——《书盘庚上》英with regularity and throughness; with tidy arrangement; methodically;[查看详情]

蛛丝马迹沿着蛛网的细丝可以找到蜘蛛的所在按照马蹄的痕迹可以寻到马的去向。比喻细微的端绪或形迹。例大开通同转假之门泛滥转博，几疑天下无字不可通用而实则蛛丝马迹，原原本本具在古书。——清王家贲《别雅序》英thread of a spider and trail of a horse; traces; clues;[查看详情]

洞若观火形容对事物观察得清楚明白就像看火一样。例老祖台察吏安民洞若观火。——清钱谦益《致郎制台》英as clearly as a blazing fire; see very clearly as through looking at fire;[查看详情]

一目了然一眼就看得很清楚。英as clear as day; see with half an eye;[查看详情]