Read Edit View history 交通立体化 jiāotōnglìtǐhuà grade separation Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 交通立体化/交通立體化 · jiāotōnglìtǐhuà · grade separation 2026/03/04 交通立体化 / 交通立體化 jiāotōnglìtǐhuà grade separation grade separation in civil engineering 城市交通立体化有效缓解了核心区域的拥堵问题。 created sense Mar 4, 2026, 02:25 AM