1. 消失:plough the sand 白费力 | plough under 消失 | plough up 耕
2. 用犁将草等翻入土中作肥料; 击败, 毁灭, 征服:plough through 费劲地阅读, 吃力地钻研; 艰难地通过 | plough under 用犁将草等翻入土中作肥料; 击败, 毁灭, 征服 | plough up 用犁把...翻起, 掘起
3. 犁入土中/埋没/埋葬/消灭:plough through /驶过/穿过/乘风破浪/ | plough under /犁入土中/埋没/埋葬/消灭/ | plough up /犁出/掘翻/
4. 使消失,埋葬掉:21peel off去皮,离群 | 43plough under使消失,埋葬掉 | 44pluck up连根拔起,根除;振作起来,鼓起勇气