Operational performance
[计] 运算性能
🧩 词语组成解析
🗣️ 情景例句
Safety first.
安全第一。
Be quiet.
安静一点！
There was a note of triumph in my voice when I told him that it was there in black and white.
我带着一种胜利者的调子告诉他那趟车白纸黑字。明明白白印在时刻表上。