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

他从卡车上抓起手枪和绳子，并说道：“让我们抓住他。”

He grabbed his pistol and a rope from his truck, and said, "let's get him."

youdao

你需要纸、木棍、胶水和绳子。

Paper, sticks, glue and string are all you need.

youdao

I got 3 kg and I have a rope.

有一个 3 千克的物体和一根绳子

耶鲁公开课 - 基础物理课程节选