1、
Flat knot , also named reef knot, is old, common but quite applied knot.
平结 -- 也称为方结是最古老平凡实用的绳索.
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2、
Most people find it risky and unacceptable to tie the knot without a flat.
很多人都觉得没有房子就结婚是存在风险，也是不能接受的。
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3、
Since the skin how is flat skin a knot in one's heart treated?
是扁平疣 吗 ?可以去皮肤医院确诊一下.皮肤起扁皮疙瘩怎样治?
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