undermine的一般过去时怎么拼写

undermine的现在进行时为：undermining...

undermine的近义词/同义词有：weaken, destroy, sabotage, scotch, destroy, rust, weaken, demoralize, sabotage。vt.undermine的近义词（暗中破坏;逐渐损害）：weaken, destroy, sabotage。undermine的近义词（其他释义）：scotch, destroy, rust, weaken, demoralize, sabot...

Nothing can undermine their fast friendship.没有什么能破坏他们忠实的友谊。Rivers undermine their banks.河水冲刷堤基.These incidents could seriously undermine support for the police.这些事件会严重影响对警方的支持。I don't want to do something that would...

undermine的音标：undermine的英式发音音标为：[ˌʌndə'maɪn]undermine的美式发音音标为：[ˌʌndər'maɪn]...

v.逐渐削弱，使逐步减少效力，从根基处破坏，挖…的墙脚...

undermine的现在完成时为：undermined...

This may help to undermine the brittle truce that currently exists.这也许会火上浇油，破坏当前脆弱不稳的休战局面。A mole can undermine the strongest rampart.一只田鼠能毁坏最坚固的堡垒.Rivers undermine their banks.河水冲刷堤基....

undermine的第三人称单数（三单）为：undermines...