释义 |
light waterBrE /ˈlaɪt wɔːtə(r)/NAmE /ˈlaɪt wɔːtər/, /ˈlaɪt wɑːtər/ noun [U] (chemistry 化学) water that contains the normal amount of deuterium 轻水(即普通水,水中氘含量不超过正常值) ➡ compare heavy water (specialist) a type of foam (= mass of bubbles) used to put out fires 泡沫灭火剂 |