Methods the phage was identified by detection of the host range, calculation of phage plaque, negative staining for TEM, serological neutralization test and one step growth experiment.

方法采用宿主范围测定、噬菌斑计数、负染色电镜观察、血清中和试验及血清交叉中和试验、一步生长实验等技术观察分离的噬菌体。

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Spiritual growth is sometimes tedious work, one small step at a time.

有时候，灵命成长是冗长沉闷的工作，一次一小步。

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Fortunately, the number and range of stories one can appreciate grow with cultivation; but it is the part of wisdom not to step outside the range at any stage of its growth.

幸运的是，一个人能欣赏多少故事以及哪些故事题材是可以通过培养来得到提高的。不过请不要在自己能力还未达到的题材范围内跃跃欲试。

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One way to step back from this is to simply take the average quarterly growth for the past six months, which appears to have been 0.3%.

BBC: A special recovery

In step one, you buy assets that rise in value without producing cash, such as growth stocks or real estate.

CNN: Mickelson has a point on taxes