中文翻译：循环 词性：v.
音标：[ˈsɜːrkjəleɪt]
过去分词: circulated 过去式: circulated 现在分词: circulating 第三人称单数: circulates
英文解释：to go around or through something, or to make something go around or through something
circulation [ˌsɜːrkjəˈleɪʃn] n. 循环
blood circulation 血液循环
例句：
Blood circulates through blood vessels.
血液在血管里循环流动。
Good blood circulation is essential to good health.
好的血液混换对健康很重要。
