Prelection
n. 讲课, 讲演
✅ 同义词
🗣️ 情景例句
Is he still in his office?
他还在办公室吗？
When can we expect its delivery?
什么时间能发货呢？
Often the little words have meanings of their own.
这些小词常常都有自己本身的意思。