► 名詞
腰 [(2)こし] meaning: back rank: 1
☆ ちゃんと腰を入れて構えろ ⇨ Stand with your hips in alignment with your feet (for a better balance) (☛ Lower back)
☆ 腰が痛い ⇨ My lower back hurts (☛ Lower back)
背 [せ] [背を向ける] [liter] meaning: back rank: 1
☆ 彼女は日に背を向けて座っている ⇨ She is sitting with her back against the sun
背中 [せなか] meaning: back rank: 1
☆ 彼は荷物を背中に背負っている ⇨ He’s carrying his stuff on his back (☛ Upper back)