抓住每一个机会练习你新的想法，直到你能够熟练掌握。
Create every opportunity to repeat a new idea until it's mastered.
对三点一线的瞄准和其他辅助瞄准具能够理解，能够较熟练掌握。
The aim of the three-point line and other auxiliary sight to understand, to master.
对三点一线的瞄准和其他辅助瞄准具能够理解，能够较熟练掌握。
The aim of the three-point line and other auxiliary sight to understand, to master.
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