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- The unionized sulfur species is ??in water. 溶于水中非电离形式的硫即?妗?/UK>
- In this review, source mechanisms for volatile sulfur species are dealt for both microscale and macroscale processes leading to their productions. 摘要基于当前可获得的与该课题相关的资料，本文综述了陆地生态系统产生挥发性含硫气体的微观和宏观机理过程。
- Sulfur can be used to make gunpowder. 硫磺可以用来制造火药。
- Do wolves belong to the canine species? 狼是犬科动物吗？
- We should do our best to save endangered species. 我们应该竭尽全力挽救濒于灭绝的生物。
- This rare bird has become an endangered species. 这种珍禽已成为濒临灭绝的物种。
- He was wearing a strange species of hat. 他戴着一种奇怪的帽子。
- There are many species of chrysanthemum. 菊花品种很多。
- Today the survival of our species is threatened. 今天人类的生存受到了威胁。
- The giant panda has become an endangered species. 大熊猫已成了一种濒临灭绝的动物。
- Unlike most other bats, this species is diurnal. 这种蝙蝠与大多数蝙蝠不同，是在日间活动的。
- Iron and steel with too much sulfur are red-short. 含硫过多的铁和钢都是热脆性的。
- This species of flower flourishes in a warm climate. 这种花在温暖的气候中长得茂盛。
- Sulfur is an essential nutrient for plants. 硫是植物的一种重要的营养元素。
- An endangered species; an endangered culture. 濒临绝种的生物种类; 濒临绝传的文化
- To eliminate sulfur from(petroleum, for example). 脱硫（例如，从石油中）除硫
- Isn't sulfur important in chlorophyll formation? 硫对叶绿素的形成很重要，对吗?
- A sulfide compound containing at least two sulfur atoms per molecule. 多硫化物每个分子中至少含有两个硫原子的一种硫化物
- There was the smell of sulfur, like burning tires. 那味道闻起来像是硫磺,像是燃烧的轮胎一样。
- This species of butterfly is widely distributed over our country. 这种蝴蝶在我国分布很广。
