long-established test 长期确立的试验
Long-established Enterprise 老企业
long-established station 长期观测站 ; 长期测站
the long-established citizens 早已存在的公民
Follow Long-established Practice 从重老例
long-standing and well-established 源远流长 ; 积厚流光
Einstein had the chutzpah to discard long-established theory.
爱因斯坦拥有抛弃早已既定的理论之胆识。
By 8,200 B.C., drought conditions were so severe that the people abandoned their long-established settlement, perhaps dispersing into smaller camps.
公元前8200年的时候，旱情十分严重，这使得人们放弃了居住已久的定居点，并可能散居到更小的营地中去了。
"Summer hours" are a long-established institution in the US.
“夏令时”制度在美国已实施很长时间。
应用推荐