prop. n.專有名詞美利堅聯盟國The CSA existed from 1861 to 1865.
n.名詞社區支持農業We joined a CSA to get fresh, local produce.
n.名詞加拿大標準協會Make sure the product has a CSA stamp before buying it.
n.名詞兒童性虐待The organization works to prevent CSA.
n.名詞網絡安全局The CSA is responsible for Singapore's cybersecurity.