Pole

n.柱，杆；地极，磁极，电极

poison-pen letter, poisonous, poisonously, poke, poker, poker-face, poker-faced, poker-work, pokiness, poky, Poland, polar, polar bear, Polaris, polarity, polarization, polarisation, polarize, polarize, polarise, Polaroid, Polaroid camera, pole-axe, pole-star, pole-vault, pole-vaulter, pole-vaulting, polecat, polemic, polemical, polemically, polemicist, police, police constable (abbr 缩写 PC), police dog, police force, police state, police station, police-officer (also officer), policeman, policewoman, policy,