Waist
01
腰, ウエスト
the part of the body between the ribs and hips, which is usually narrower than the parts mentioned
例
She cinched her belt tightly around her waist to emphasize her hourglass figure.
彼女は砂時計のような体型を強調するために、ベルトをウエストの周りにきつく締めた。
His pants were a bit loose around the waist, so he needed to tighten his belt.
彼のズボンは腰の周りが少しゆるかったので、ベルトを締める必要がありました。
02
胴, くびれ
the curved middle part of the instrument that forms an hourglass shape, enabling a comfortable grip and playability
03
甲, アーチ
the narrow part of the shoe connecting the heel and the wide part of the sole
