释义 |
fall back on or fall back uponv.1To retreat to. 撤退到。◆ The enemy made a strong attack, and the soldiers fell back on the fort.敌军发动了猛烈攻击,士兵们都撤退到堡垒中。2To go for help to; turn to in time of need. 求助于;需要时转向;依靠。◆ When the big bills for Mother's hospital care came, Joe was glad he had money in the bank to fall back on.当母亲住院治疗的巨额账单拿来时,乔庆幸自己还有银行存款以应急需。 |