单词学习：pipeline 名词
pipeline
/ˈpaɪplaɪn/
管道；输送管线；渠道；流水线
The new educational materials are still in the pipeline and will be reviewed by Ms. Gu next month.
新的教学材料仍在筹备中，将于下个月由顾老师审核。
单词卡片
卡片已就绪
