/'səʊdə; `sodə/
n
1 [U] chemical substance in common use, a compound of sodium 苏打; 碳酸钠
*`washing-soda, ie sodium carbonate, used for softening water, etc 洗涤　（用以使水软化等）
* `baking soda/bi,carbonate of `soda, ie sodium bicarbonate, used in cooking 小苏打
* caustic soda, ie sodium hydroxide, used in the manufacture of soap 苛性苏打（俗称烧　, 用于制皂业）.
2 [U, C] = soda-water
*Add some soda to the whisky, please. 请在威士忌中加点苏打水.
* A whisky and soda, please. 请来杯搀苏打水的威士忌.
3 [U, C] (also soda pop) (US infml 口) fizzy drink made with flavoured soda-water （加调味剂的）苏打汽水
*a glass of cherry soda 一杯樱桃苏打汽水
* two lime sodas 两杯酸橙苏打汽水.
4 (also ,ice-cream `soda) (US) drink made from ice-cream, syrup and soda-water 冰激凌苏打冷饮
*three strawberry sodas 三客草莓冰激凌苏打水.

n
[Date: 1400-1500; Language: Italia]
[U and C]alsosoda water
water that contains bubbles and is often added to alcoholic drinks
　a Scotch and soda
[U and C]alsosoda pop
AmE a sweet drink containing bubbles, or a can or bottle of this drink
= pop
　a can of orange soda
　a cooler full of sodas
[C]AmE
an ice-cream soda
　a strawberry soda
[U]
a substance in the form of a powder containing sodium, that is used for cooking or cleaning
　baking soda