您要查找的是不是：
- Flakes of rust are falling from the old iron pan. 一片片的锈从旧铁锅上落下。
- The metal has corroded (away) because of rust. 该金属已锈蚀。
- Better to wear out than rust out. [谚]与其锈坏，不如用坏。
- She read extensively to keep her mind from rust. 她广泛阅读以防止脑子迟钝。
- The underneath of the car was covered with rust. 汽车底部锈迹斑斑。
- Do wolves belong to the canine species? 狼是犬科动物吗？
- Iron reacts with water and air to produce rust. 铁与水和空气起化学反应而生锈。
- This special coating is designed to resist rust. 这一特别的涂层旨在抗锈。
- Rust has already bitten into the enamel. 铁锈已经烂进搪瓷里去了。
- 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。
- Don't let your mind rust during the vacation. 不要让你的脑子在假期里变迟钝。
- The iron pipe is scaly with rust. 铁管子因为生锈一片片剥落了。
- How can I remove the rust from the iron door? 我怎样才能把铁门上的锈除掉呢？
- 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。
- The great advantage of this metal is that it doesn't rust. 这种金属最大的优点是不生锈。
- 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。
