Correct

上弦

/ shàngxián /
Strokes

Definition

to wind/to tighten/crescent moon/first quarter or waxing moon

Example

As a Verb

tighten the spring; wind (up) a clock/watch

1
de
zhōng
gāi
shàngxián
上弦
le
  

My clock needs winding.

As a Noun

first quarter (of the moon)