tongue frenulum 中文意思是什麼
tongue frenulum
解釋
舌系帶-
Make a twisting motion with one hand as you slide it up and down, and swirl your tongue around the rim of the head, paying particular attention to the frenulum
嘴上下滑動時,手要不停打轉,並且,舌頭繞著龜頭打轉,特別要關注一下包皮系帶。
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