Nonoic acid
[化] 壬酸
🧩 词语组成解析
🗣️ 情景例句
Good night, Harry.
再见。
Sorry to have kept you waiting.
抱歉使你久等了。
When he died, however, his brothers found it impossible to keep the secret any longer.
他死后，他的弟弟们才觉得无法再保守这个秘密了。