罗盘

The compass is an instrument of navigation.

罗是导航仪器。

The needle of a compass points to the north.

罗的向北方。

A compass needle always points north.

罗总是向北方。

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

最著名的例是大原上的向植物（罗）。