-
很长一段时间里，弓只是一根弯曲的棍子和绳子。
For a long time the bow was just a bent stick and string.
youdao
-
很长一段时间里，弓只由一根弯曲的棍子和弦组成。
For a long time, the bow was just a bent stick and string.
youdao
-
很长一段时间里，弓只由一根弯曲的棍子和弦组成。
For a long time, the bow was just a bent stick and string.
youdao