Excursus
n. 附记, 补说, 附录, 离题话
✅ 同义词
🗣️ 情景例句
Richard, isn't that too much to ask of your mother?
Richard，那是不是太麻烦你母亲啦？
Travel east or travel west, a man's own home is still the best.
走到东，走到西，最好还是到家里。
There are eighteen floors in the building, and he lives on the fifteenth floor.
这幢大楼有18层。他住在第15层。