four periods meaning in English
四节课
Examples
- I 've been teaching four periods this morning .
今天上午我已教了四节课。 - The bitch ' s cycle is divided into four periods
母犬的发情周期被分为一下四个阶段。 - The pre - opening session consists of four periods
开市前时段分为四个阶段： - We have four periods of english a week
我们每星期上四节英语课。 - Piaget , j . divides moral development of children into four periods
皮亚杰把儿童道德发展分为四个阶段。