沙里淘金比喻从大量材料中提取精华也比喻费力大而成效少。英get small returns for great effort;[查看详情]

去伪存真除掉虚假留存真实。例权衡在手明镜当台，可以摧邪辅正可以去伪存真。——明圆极居顶《续传灯录》英eliminate the false and retain the true;[查看详情]

取精用宏谓享用多而精。语本《左传昭公七年》：“蕞尔国而三世执其政柄其用物也弘矣，其取精也多矣。”谓从大量材料中选取精华充分加以运用。[查看详情]

泾渭分明泾、渭二水一清一浊，虽合流汇聚却清浊分明。比喻是非明了境界清楚。英as different as the waters of the Jinghe and the Weihe;[查看详情]

披沙拣金沙里淘金。比喻从大量的事物中选取精华。例虽古人糟粕真伪相乱，而披沙拣金，有时获宝。——唐刘知几《直书》英wash grains of gold out of the sand; (fig) get essentials from large mass of material;亦作“披沙沥金”[查看详情]