the chalkface
noun/ðə ˈtʃɔːkfeɪs/
/ðə ˈtʃɔːkfeɪs/
[singular] (British English)- used to talk about the activity of teaching in a school, especially as compared with theories of education or with tasks such as preparing and marking work
粉笔面：用于谈论学校的教学活动，特别是与教育理论或诸如准备和标记作业等任务相比 - teachers at the chalkface
教书匠们。
- teachers at the chalkface