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Jyutping sou1 daa2
Pinyin sū dǎ

Definitions (Wiktionary)
  1. noun
    soda; sodium carbonate
    (syn.) 純鹼, 纯碱, 梳打

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Jyutping sou1 daa2
Pinyin sū dá

Definitions (CC-CEDICT)
  1. soda (loanword)
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    你最喜欢的苏打是什么?
    你最喜歡的蘇打是什麼?
    nǐ zuì xǐ huan de sū dá shì shén me ?
    • What's your favorite soda?