1.He was arrested by guards at the border crossing.
他在边境过境处被卫兵逮捕。
2.The field trip involved crossing a raging torrent.
越野旅行包括跨越一条汹涌的急流。
3.She sighed and squatted down next to the crossing of the two trails.
她叹了口气，在两条小路的交叉口旁蹲了下来。
4.He made the crossing from Cape Town to Sydney in just over twenty-six days.
他从开普敦横渡到悉尼只用了二十六天多时间。
