1、operation

（由大量人员参与、具有高度组织性的）活动，行动，工作

The rescue operation began on Friday afternoon.

救援行动于星期五下午开始。

The soldiers were engaged in a military operation close to the Ugandan border.

这些士兵参加了乌干达边境附近的一次军事行动。

企业；公司

Thorn's electronics operation employs around 5,000 people.

索恩的电子公司雇用了约5,000名员工。

The two parent groups now run their business as a single combined operation.

这两个母公司现在合并为一家企业经营业务。

使用；运作

Until the rail links are in operation, passengers can only travel through the tunnel by coach.

在铁路连线开通之前，乘客只能乘坐长途客车穿越隧道。

the free banking system that has been in operation since the early eighties.

从80年代初就开始实行的自由银行制度

2、individual

个别的;单独的

They wait for the group to decide rather than making individual decisions.

他们等待团体作决定而不是各自作出决定。

Aid to individual countries would be linked to progress towards democracy.

对个别国家的援助会与其民主进程相挂钩。

个体;个人

anonymous individuals who are doing good things within our community.

一些在我们社区内做好事却不留名的个人

the rights and responsibilities of the individual.

个人的权利和责任