Optimum behavior
[计] 最优行为
🧩 词语组成解析
🗣️ 情景例句
I wanted to, but Jack Davis needed a photographer.
我真的想参加上课， 但Jack Davis要我拍照。
How was your flight? Was it comfortable?
你坐的班机怎么样？还舒服吗？
they must be sedulously tended, if the vivifying fruits are to be at hand when needed.
要想在需要的时候可随手摘取充满生机的果实，还需要勤勉地护理。