節間; 結間部
Internode \In"ter*node`\, n. [L. internodium; inter between + nodus knot.] 1. (Bot.) The space between two nodes or points of the stem from which the leaves properly arise. --H. Spenser. 2. (Anat.) A part between two joints; a segment; specifically, one of the phalanges.
internode n : a segment of a stem between two nodes