Pairing energy
[化] 成对能
🧩 词语组成解析
[计] 配对, 成对
🗣️ 情景例句
When does the next train leave for New York?
到纽约的下一趟火车什么时候开车？
Let me see. Are dimes and quarters OK?
让我瞧瞧。1角和2角5分的硬币行吗？
She finished it at half past nine. She went to bed before a quarter to ten.
30 她完成了作业。她9：45之前上床睡觉。