acidityn.
英 ə'sɪdɪtɪ | 美 ə'sɪdəti
中文n. 酸度；酸性；酸过多；胃酸过多
词根词源
acidity (n.)1610s, from French acidité (26c.) or directly from Latin aciditatem (nominative aciditas), noun of quality from Latin acidus (see acid (adj.)).
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