The teacher provided an explicit response to the student's question, clarifying the concept of photosynthesis.
老师对学生关于光合作用的问题给出了一个明确的外显反应，澄清了这一概念。
Explicit responses are crucial in language learning to ensure students understand the correct usage of grammar.
在外语学习中，明确的外显反应对于确保学生理解正确的语法使用至关重要。