您要查找的是不是：
- Asphalt is used for making road surfaces. 沥青常用于铺路。
- He is a man of subtle and refined sensibility. 他是个感情细腻的男子。
- He covered over the hole in the roof with a piece of asphalt felt. 他用一块沥青油毡盖住了房顶的漏洞。
- The firm's top man refined on his management style. 公司总裁对管理作风作了精微的改进。
- She has a refined way of speaking. 她谈吐优雅。
- Formal, refined, and restrained in style. 拘谨的，精炼的风格正式、精致和克制的
- Suited to one of good breeding; refined and polite. 有教养的，有礼的与良好教养相称的; 优雅的，礼貌的
- Not refined; indelicate and crude. 粗俗的不优雅的; 无教养的和粗鲁的
- The workers mixed the asphalt with sand and gravel together. 工人们把沥青和沙子、石块混合在一起。
- refined asphalt 精制沥青
- steam refined asphalt 汽炼沥青
- She's so refined that she always eats cake with a little fork. 她非常文雅，吃蛋糕一定用小叉子。
- Crude oil can be refined into various petroleum products. 原油可炼制成各种石油产品。
- Coarse crumb rubber is apt to deposit in asphalt. 粗的橡胶颗粒容易在沥青中沉淀。
- He refined the whole art of shuttle diplomacy. 他把穿梭外交艺术提高到炉火纯青的地步。
- The road was metalled, then asphalt was laid. 道路被铺上碎石子，然后再铺以沥青。
- Existing in native or raw form; not processed or refined. 原始的以自然的或原始的形式存在的; 未进化或精炼的
- The asphalt pavements are very clean. 那些沥青的铺道，是很干净的。
- His behaviour and manners have been refined. 他的行为和仪态变得很文雅。
- They refined their original design. 他们改进了他们原来的设计。
