OWF 是一个理想的补充资源，让学习者在以主题为基础的课程参与构词活动。

The OWF is an ideal supplementary resource for learners to engage in word-building activities during topic-based lessons.

youdao

我很高兴今年的母乳喂养周以这一主题为基础，并通过社区行动将其扩展。

I am pleased that this year's breastfeeding week builds upon this theme and extends it with actions in the community.

youdao

课程结尾，希望每个小组以报告主题为基础提交一份简要总结。

At the end of the course, the project groups are expected to submit a full write-up based on their in-class presentation.

youdao