n.异议
v.持异议
They expressed their dissent from official policy. 他们对官方的政策表示出异议。
It is too late to make any dissent. 现在提出异议太晚了。
If enough members dissent, the new bill won't be approved. 假如持异议的会员够多，新法案就不会被核准。
dissent是不及物动词，常和from连用。
