他们乘索道过河,they cross the river ()()()
问题描述:
他们乘索道过河,they cross the river ()()()
答
他们乘索道过河,they cross the river (on )(the )(ropeway)
他们乘索道过河,they cross the river ()()()
他们乘索道过河,they cross the river (on )(the )(ropeway)