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- Once forest cover does start increasing, the rate of extinction should dwindle. 一旦森林覆盖开始增加，灭绝的速度应该变小。
- The truth, McCollum said, was that life on the earth was marked by a continuous, steady rate of extinction. 马尔科姆说，实际情况是，地球上的生命绝迹现象是连续的，其速度是基本不变的。
- And optics-grade lithium niobate crystals with the diameter of 80mm have been prepared,The rate of extinction and the conoscopic diagram and curie temperature have been measured. 但是由于以往生长出的晶体质量不高，内部有缺陷，难以满足现代光学对晶体质量的高要求。
- A genus of extinct, large, flightless birds native to Madagascar. 象鸟，隆鸟一种不会飞的巨鸟，产于马达加斯加岛，现已绝种
- What's the going rate of computer programmers? 计算机程序设计人员的一般工资是多少？
- The rates of extinction of local species that accompany these rapid changes in land cover may soon be far in excess of what is found today,reaching as high as 10,000 times the natural background rate. 伴随着这些士地覆盖的迅速变化，当地物种灭绝的速率可能很快便大大超过了我们今天所发现的，达到自然的1万倍。
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
- The plant is now in danger of extinction. 这种植物现在有绝种的危险。
- Pandas are on the margin of extinction. 大熊猫已濒临绝种。
- African rhino; in danger of extinction. 非洲犀牛；面临灭绝的危险。
- The rates of extinction of local species that accompany these rapid changes in land cover may soon be far in excess of what is found today, reaching as high as 10, 000 times the natural background rate. 伴随着这些士地覆盖的迅速变化，当地物种灭绝的速率可能很快便大大超过了我们今天所发现的，达到自然的1万倍。
- Pandas are in danger of extinction. 大熊猫正面临灭绝的危险。
- The rate of incidence of a disease. 发病率发生疾病的概率
- This animal is in danger of extinction. 这种动物濒临灭绝。
- The rate of inflation must be held down. 通货膨胀率必须控制在低水平上。
- The rate of pay was built into her contract. 工资率已写进了她的合同。
- The fear of extinction overrode all other emotions. 众人静静地等候着，没有呻吟，没有哀号，没有挣扎。
- The rate of growth was unprecedented. 这个成长率是前所未有的。
- The mountain gorilla is on the verge of extinction. 居住在山区的大猩猩已濒临灭绝。
- The car was going at the rate of 60 miles an hour. 汽车以每小时六十英里的速度行驶。
