David just made his first step.
大卫只是他的第一步。
How can he take his first step?
他怎样迈第一步呢？
The boy was unsteady at his first step.
这个男孩是他不稳定的第一步。
Church and his team have cracked the first step.
丘奇和他的研究团队已经迈出了第一步，为了保密需要，他还不能发表自己的研究成果。
A Chinese astronaut has made the historic first step in outer space for his country.
一名中国宇航员为中国向外太空迈出历史性的一步。
The first step was to agree on his compensation.
第一步是确定他的报酬。
The first step was to agree on his compensation.
第一步是确定他的报酬。
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