Quadriplex
a. 四倍的, 四重的\\nn. 四式, 四显性组合
🗣️ 情景例句
No pain, no gain.
只有付出，才有收获！（不劳则无获！）
Would you mind calling back sometime tomorrow?
你介意明天某时打电话回来吗？
That would be nice of you.
那太好了！