on a whim

As president, he can dissolve parliament on a whim.

作为总统, 他可以随意解散议会.

Regulations are changed on a whim, resulting in aberrant results that distort long-established competitive values.

规则可以因为一时的兴致而改变, 造成的异常结果扭曲了确立已久的竞争价值观.

She bought that dress on a whim.

她一时心血来潮就买了那件连衣裙.

On a whim, I put the map upside down.

我突发奇想, 把地图倒过来.

We should not engage in risky procedures on a whim.

我们不该随随便便冒险开始这个流程.

She bought it on a whim.

她一时心血来潮买了它.

Along with a fellow Parkinson's sufferer, Temple decided, on a whim, to form a choir.

而后, 谭普一时兴起, 决定与同为帕金森氏症的病友组成合唱团.

I bought the encyclopedia on a whim.

我凭一时的兴致买了这本百科全书.

He picked people on a whim, without rhyme or reason.

他选人时总是随心所欲，毫无根据。

Think about how much money you spend buying things on a whim.

好好想一下,你因为心血来潮花了多少钱买东西.

We decided, more or less on a whim, to sail to Morocco.

我们多少有点心血来潮，决定航海去摩洛哥。

Under the new rules, credit-card companies can't jack up interest rates on a whim.

在新法案规定下, 信用卡公司不能凭着心血来潮随意提高贷款利率.

It means learning to enter and exit in response to predefined signals rather on a whim.

就是根据提前设置好的信号进场,出场,而不是冲动地进进出出.

You cannot call the emergency number on a whim.

急救电话是不能随意拨打的.