So you don't believe that depth on the defensive line is important?
所以，你不相信，深入的防守线是重要的？
My usual approach is to deepen the defensive line and widen the formation.
我通常的方法就是防线加深，阵形加宽。
The complete skin is the first defensive line of the natural defensive system of human body.
完整的皮肤是人体自然防御体系的第一道防线。
The complete skin is the first defensive line of the natural defensive system of human body.
完整的皮肤是人体自然防御体系的第一道防线。
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