新鲜的龙涎香是软的，呈黑色，有难闻的气味。遇到阳光、空气和海水，就硬化、褪色并产生宜人的香气。
Fresh ambergris is soft, Black, and smelly; exposed to sunlight, air, and seawater, it hardens, fades, and develops a pleasant scent.
从火山口喷发出的硫磺蒸汽硬化凝结后，就形成了那些闪着黄色亮光的硫磺岩块，矿工们小心翼翼的探到火山坑底，冒着生命危险搜集这些黄色亮块。
Miners tread down into the crater to collect blocks of bright-yellow sulfur, which forms when gaseous and molten sulfur emerges from fumaroles -- volcanic vents -- and hardens.
该公司在多发性硬化症治疗领域还是个新手，但是从去年开始销售德国拜耳公司的老的注射药物的仿制药就开始建立自己的销售团队了。
The company is relatively new to the MS field, but began establishing a sales force last year, when it started selling a copy of an older injectable drug for MS originally sold by Germany's Bayer AG.
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