luǒ / jiǎo / shì / yī / zhǒng / cóng / bèi / hòu / shí / shī / de / jiàng / fú / jì / ， / fēi / cháng / yǒu / xiào / 。

裸绞是一种从背后实施的降服技，非常有效。

The rear naked choke is a submission technique applied from behind that is very effective.