1, immortal. Extraordinary style. またそのよぅな people.

2. The triangle bone under the spine and the five fairy vertebrae form an inverted triangle bone. Below the lumbar spine and above the coccyx. The shape and posterior wall of pelvis are different for men and women.

English: ǔせんつぃともぃぅぅぅぅぅぅぅぅぅぅ.