Synonym: Keystone State, P.A., P.A. system, PA, PA system, Pa, Pennsylvania, atomic number 91, dad, dada, daddy, papa, pappa, pascal, pop, protactinium, protoactinium, public address system. Meaning: [pɑː] 
n. 1. an informal term for a father; probably derived from baby talk 2. a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead 3. a unit of pressure equal to one newton per square meter 4. a Mid-Atlantic state; one of the original 13 colonies 5. an electronic amplification system used as a communication system in public areas.
n. 1. an informal term for a father; probably derived from baby talk 2. a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead 3. a unit of pressure equal to one newton per square meter 4. a Mid-Atlantic state; one of the original 13 colonies 5. an electronic amplification system used as a communication system in public areas. 
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241. Generally, PA management can be represented as n-person cooperative games with several resolution methods including Nash equilibrium, Shapley value and Nucleolus.
242. Then with the case study, this PA system was applied in enterprises, whichshowed it is an effective approach.
243. " I can't see him plainly , but Pa says he can see me.
244. Christ preached his sermon on the mount without the need of a PA system and Powerpoint presentation.
244. Sentencedict.com try its best to collect and make good sentences.
245. Moreover, at that time a famous international corporation was inviting me to be the PA of their general manager of China, the salary the offered was quite handsome, a temptation to me.
246. The lamellar structure of montmorillonite makes it possible to intercalate PA 6 into the nanocomposites under the action of mechanical force during the melt blending process.
247. Phospholipase D (PLD) is an important signaling molecule, which can hydrolyse phosphatidylcholine (PC) into phosphatidic acid (PA) and choline.
248. PA auxiliary circuit - microstrip balun and DGS microstrip filter - design.
249. At nine pm the announcement went out over the hotel PA system: "All Journalists, there will be a trip planned to Baab al-Aziziya after dinner. Please gather in the lobby."
250. To review clinical material of 120 Patients with Primary aldosteronism(PA)WhO were operated and Pathologically con-firmed.