compass是什么意思啊！！！

compass是什么意思啊！！！

compass
KK: []
DJ: []
n.
1. 罗盘,指南针[C]
The compass was first used in sailing.
罗盘首先用在航海上。
2. (制图用的)圆规[P1]
3. 范围,界线周围,界线[C][S1]
Such things arent within the compass of my power.
这些事不在我力可能及的范围之内。
Her actions went beyond the compass of proper social behavior.
她的举动越出了正当的社交行为的范围。
4. 【音】音域
vt.
1. 图谋,计划
2. 围绕...而行,包围
3. 达到,获得
He did everything within his power to compass his ends.
他竭尽全力以求达到目的。
4. 理解,领会