inter-classCOCA³¹⁵¹¹¹⁺⁴BNC¹⁷³⁹⁹⁵⁺² 基本例句 🌏类间;间分类;阶级间 In this section, inter-class activities of students in S elementary school, such as setting-up exercises during the break, free activities and so on, have been discussed. 在前面论述的基础上针对 S小学学生的课间活动从课间操、自由活动等方面进行深描与解读。 lwsjz