您要查找的是不是：
- Concerns about supplies have increased after China imposed a 10 per cent tax on exports of unwrought refined lead from June 1. 自中国从6月1日起对未锻轧精炼铅征收10%25的出口关税之后，市场对铅供应的担忧已有所抬头。
- Sati sfactory results were obtained by using the method in determination of trace of cobalt and nickel in refined lead product and semi-product of a lead smeltery. 用该法测定铅冶炼厂电解精铅成品及半成品中痕量的钴和镍，结果满意。
- He is a man of subtle and refined sensibility. 他是个感情细腻的男子。
- The horse forged ahead the lead in the homestretch. 那匹马在最后阶段突然加速跑到前面。
- Shirley will try out for the lead in the play. 雪莉将参加该剧主角的选拔演出。
- 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。
- Excessive patriotism can lead to xenophobia. 爱国主义过了头即可导致仇视一切外国人。
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- Formal, refined, and restrained in style. 拘谨的，精炼的风格正式、精致和克制的
- Graphite is used in making lead pencils. 石墨常被用来做成铅笔。
- Lead will fuse at quite a low temperature. 铅会在相当低的温度下熔化。
- 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
- The team recovered its lead in the second half. 该队在下半场重新领先。
- Not refined; indelicate and crude. 粗俗的不优雅的; 无教养的和粗鲁的
- No road of flowers lead to glory. 没有一条通往光荣的道路是铺满鲜花的。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- I'll take part, but I won't want to lead. 我参加，但不想当领导。
- Alice has the lead in the school play. 艾丽斯在学校演出的戏剧中担任主角。
- We need someone with real vision to lead the party. 我们需要具有真知灼见的人来领导这个党。
