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- Steps in Cloning a Gene 基因克隆的步骤
- A well-tied tie is a first serious step in life. 结得整整齐齐的领带，是人生严肃的第一步。
- How Do You Clone a Gene? 如何克隆基因?
- They have made a big step in their business. 他们在事业上迈进了一大步。
- There might be a few steps in the chain of tenure. 在土地保有权的环节中可能存在几个步骤。
- Just a week after Scottish embryologists announced that they had succeeded in cloning a sheep from a single adult cell, both the genetics community and the world at large are coming to an unsettling realization: the science is the easy part. 在苏格兰胚胎学家宣布他们成功地利用单个的成体细胞克隆出绵羊后仅一个星期，遗传学界和整个世界都不安地意识到一个问题：科学问题本身并不难。
- I'll go a few steps in advance of you. 我比你先走几步。
- Just a week after Scottish embryologists announced that they had succeeded in cloning a sheep from a single adult cell,both the genetics community and the world at large are coming to an unsettling realization: the science is the easy part. 在苏格兰胚胎学家宣布他们成功地利用单个的成体细胞克隆出绵羊后仅一个星期，遗传学界和整个世界都不安地意识到一个问题：科学问题本身并不难。
- The sequence of steps in a chemical reaction. (化学反应的)过程化学反应的一系列步骤
- The enemy got a chance to step in. 敌人乘虚而入。
- The upper horizontal part of a step in a staircase. 踏步板楼梯中一个台阶上的水平的上部
- A well tied tie is a first serious step in life. 结得整整齐齐的领带，是人生严肃的第一步。
- Clone a frog;clone a plant variety. 无性生殖的青蛙；无性生殖的植物品种
- Please step in and have a cup of tea. 请进来喝一杯茶。
- Above all, we must first clone a panda. 最重要的是我们必须首先克隆一只熊猫。
- This was a drastic step in disease control. 这是疾病防治中一个强有力的步骤。
- People can clone a sheep nowadays. 人们现在已经可以克隆羊了。
- There can be more than two alleles for a gene. 一个基因可能有两个以上的等位基因。
- I asked him why he didn't step in and help stop the argument. 我问他，为什么他不进行干预，制止这场争论。
- To date scientists have succeeded in cloning some small animals. 目前科学家已经成功克隆了一些小动物。
