「CCTV」

(pos:名詞)(label:外來語)(sim:老閉)
<explanation>
yue:#閉路電視 英文嘅首字母縮略詞（量詞：部）
eng:loaned acronym of "closed circuit television"
<eg>
yue:呢棟唐樓冇裝CCTV。 (ni1 dung6 tong4 lau2 mou5 zong1 si1 si1 ti1 wi1.)
eng:CCTVs are not installed in this old tenement building.