Pressing strings with the little finger,________.
A、theleftpalmshouldberelaxed;
B、theleftpalmshouldkeepanopenstringposture;
C、theleftpalmshouldkeepahalf-arcshape.Thelittlefingerpressonstringssoftly;
D、theleftpalmshouldextendandstayatanopenstateforassistingthelittlefingertopressstrings
发布时间：2026-01-07 01:47:08
