罗盘

The compass is an instrument of navigation.

罗盘是导航仪器。

The needle of a compass points to the north.

罗盘的北方。

A compass needle always points north.

罗盘总是北方。

The best-known example is the compass plant of the prairies (Silphium laciniatum).

最著名的是大草原上的植物（罗盘草）。