← 词汇
上弦
shàng xián
to wind up a watch, clockwork toy etc; to tighten the string of a bow, violin etc; first quarter (phase of the moon)
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上
above, on top, superior; to go up; to attend; previous
部首 一部件 ⿱⺊一
弦
bow string; string instrument; hypotenuse
部首 弓部件 ⿰弓玄