Backstairs
n. 后面楼梯, 密谋(手段)\\na. 诡秘的, 秘密的
✅ 同义词
🗣️ 情景例句
He has the advantage of a good education.
他有受过良好教育的优势。
Yes,I understand.
是的，我明白了。
Is there anything else that you want me to get?
您还要我买别的东西吗？