sabotages
v.
阴谋破坏（某事物）( sabotage的第三人称单数 );
例句:
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She sabotages his Wikipedia entry with a scatological flourish.
来自WSJ
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My ex-wife deliberately sabotages my access to the children.
我的前妻蓄意阻挠我见孩子。
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The plastic sheeting used in farmland extremely pollutes and sabotages the soil environment.
农田塑料薄膜(地膜)污染对土壤环境危害很大,覆膜灌溉技术可能会增加其复杂性.