Special Branch

(Brit) department of the police force that deals with national security （警察部门的）政治保安处.

spawn, spay, speak, speak for, speak of, speak up, speak volume for, speak volumes, speak well for, speak-easy, speaker, speaking, speaking clock, spear, spear gun, spearhead, spearmint, spec, special, special agent, special constable, special delivery, special licence, special pleading, special school, special student, specialise, specialist, speciality, specialization, specialization, specialisation, specialize, specialize, specialise, specialized, specialized, specialised, specially, specially-made, specialty, specie, species,