vt.取消，撤销(尤指代以不同的新命令或订单)
n.(下反对命令)取消(前一命令)，撤回，改变定货
v.(下反对命令)取消(前一命令)，调回，改变定货

原形：countermand第三人称单数：countermands过去式：countermanded过去分词：countermanded现在分词：countermanding

The general's order was countermanded by the commander-in-chief, halting the troops' advance.
这位将军的命令被总司令撤回，阻止了部队的前进。
She quickly realized her mistake and countermanded the previous instruction to her team.
她迅速意识到错误，并撤销了之前对团队的指令。
The mayor's decision to build a new park was countermanded due to environmental concerns.
由于环保考虑，市长建造新公园的决定被取消。
His authority as a supervisor was effectively countermanded when his boss took over the project.
当老板接手项目时，他的主管权威实际上被抵消了。
The employee's request for a day off was countermanded because of an urgent work assignment.
因为有紧急工作任务，员工请假的要求被驳回。
The police officer's original arrest warrant was countermanded after new evidence came to light.
在发现新证据后，警察原定的逮捕令被撤销。
The military operation was countermanded due to intelligence indicating a change in enemy strategy.
军事行动因情报显示敌人策略改变而被取消。
Her boss's directive was countermanded, allowing her to pursue a more innovative approach.
她的上司指令被撤销，使她得以采取更具创新性的方法。
The company policy was countermanded by the CEO, granting employees more flexible working hours.
公司政策被CEO撤销，员工有了更灵活的工作时间。
The doctor's diagnosis was countermanded by a specialist who found a different cause for the patient's symptoms.
医生的诊断被一位专家反驳，后者找到了病人症状的不同原因。