con

It was not a good investment but a con [=swindle, scam] to rob them of their savings.这并非一项好的投资，而是骗取他们积蓄的骗局。

We don't like being conned. [=swindled]我们不喜欢被欺骗。

They are accused of conning retirees out of their savings. [=of deceiving retired people in order to take their savings]他们受到骗取退休人员积蓄的指控。

She was conned into volunteering.她被骗去参加志愿活动。

He conned his way into the job. [=he lied about his qualifications to get the job]他用欺骗的手段得到了那份工作。

a tough con粗暴的囚犯

an ex-con [=a former prisoner]有前科的人

When the new law was proposed, we began hearing arguments from both the pros and the cons. [=from the people who supported it and the people who opposed it]这项新法律提出来时，我们就开始听到正反两方面的论点。

Each technology has its pros and cons. [=has its good parts and its bad parts]每项技术都有其利弊。

They carefully considered the pros and cons of starting their own business. [=considered the arguments for and against starting their own business]他们仔细权衡自己创业的利弊。

Buying a home can be risky, but the pros outweigh the cons. [=the advantages outweigh the disadvantages]买房有风险，但利还是大于弊。

A lot has been written pro and con about the new law. [=both for and against the new law]关于这项新法律，支持和反对的文章已经有很多。