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- rate of embryonic death 胚胎死亡率
- Immature embryos of 9 maize inbred lines with different induction rate of embryonic callus were used as explants and calli were induced and cultured on improved N6 medium. 摘要以胚性愈伤组织诱导率高低不同的9个玉米自交系未成熟胚为外植体，用改良N6培养基诱导培养愈伤组织。
- It was found, however, that ABA content of embryonic calli was lower than non-embryonic calli, and induction rate of embryonic calli was correlated negatively with IAA content of embryonic calli. 但是胚性愈伤组织的ABA含量却低于非胚性愈伤组织，且胚性愈伤组织诱导率与胚性愈伤组织IAA含量负相关。
- 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？
- Researchers cherish lines of embryonic stem cells. 研究人员珍视这些胚胎干细胞系。
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
- The rate of infant death is low. 婴儿死亡率低。
- The death rate of earthquake ascends afterwards. 地震死亡人数随后攀升。
- The rate of incidence of a disease. 发病率发生疾病的概率
- 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 rate of growth was unprecedented. 这个成长率是前所未有的。
- 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。
- She spoke with feeling about the high rate of unemployment. 她针对失业率之高慷慨陈辞。
- The rate of inflation has increased by 2%. 通货膨胀率已增长了2%25.
- The economists predicted an increase in the rate of inflation. 经济学家预言通货膨胀率将会增长。
- The amount or rate of emission or ejection. 排放量流量、流速，或排出量，排出的速度
- What's the rate of exchange against the dollar? 美元的兑换率是多少?
- The crowd started barracking (the slow rate of play). 群众(对比赛的速度之慢)喝起了倒采。
- Imagine a rocket that can travel at the rate of light! 想象一下能以光的速度飞行的火箭。
