她决定抛弃那个总是让她失望的朋友。

She decided on ___ditching the friend who always let her down.

飞行员被迫将飞机迫降在湖面上。

The pilot had to perform an emergency ___ditching of the plane on the lake.

农民们正在田边挖沟以改善灌溉。

The farmers are ___ditching along the field edges to improve irrigation.