骨干骨幹 gǔ gàn — diaphysis (long segment of a bone)
gǔ (third tone, dipping) gàn (fourth tone, falling)gu3 gan4
Traditional: 骨幹
diaphysis (long segment of a bone)
HSK 6· HSK 1–6 (classic)Levels 7–9· 2021 three-band, nine-level proficiency standardnoun
Meanings
diaphysis (long segment of a bone)
diaphysis (long segment of a bone); fig. backbone
noun