Television is an effective means of communication.

电视是一种有效的通信手段。

If HSR is to be a success, more rigorous and effective means will be required to separate train operations from MOW activities.

如果高铁想要成功运营，必须采取更严格、更有效的手段，将护路设备的活动与高铁运营分离开来。

Market is an effective means in allocation of resources.

市场是配置资源的有效手段。

What is he most effective means of advertising our product?

宣传我们产品最有效的手段是什么？