Performance standard
[计] 性能标准
🧩 词语组成解析
standard
['stændɚd]
n. 标准，规格;旗，军旗;度量衡标准;直立支柱;
adj. 标准的，合格的;普遍的，一般的;公认为优秀的;
🗣️ 情景例句
But what can I do?
但我能帮什么忙？
I want to fly to Chicago on Thursday, the 1st.
我要在1号，星期四飞往芝加哥。
I had nearly reached the town, when the young man suddenly said, very slowly, Do you speak English?'
“你会讲英语吗？”