| 释义 |
pole1 /pōl/ noun- The end of an axis, esp of the earth, the celestial sphere, or any rotating sphere
- Either of the two points on a great or small circle on a sphere, in which its axis cuts the surface of the sphere
- The point on a crystal face where the normal from the origin cuts the sphere of projection
- The end of an elongated body
- A differentiated end
- Either of the two points of a body in which the attractive or repulsive energy is concentrated, as in a magnet
- An electric terminal or electrode
- One end of the mitotic spindle, where the spindle fibres come together
- A fixed point (geometry)
- A point from which a pencil of rays radiates
- A fixed point defining a polar
- An opposite extreme (figurative)
- The heavens (poetic, after Greek use)
ORIGIN: L polus, from Gr polos pivot, axis, firmament pole piece noun An iron mass that concentrates and directs magnetic energy Pole Star noun - Polaris, a star near the N pole of the heavens
- A guide or director
poles apart or asunder Widely separated, very different |