Performance reference
[计] 性能参照
🧩 词语组成解析
🗣️ 情景例句
What has kept you so busy?
什么使你这么忙？
A wise head makes a close mouth.
智者寡言。
When work continued, one man lit a cigarette as he was working, but, finding it had a strange taste, he put it out.
随后他们继续干活，一个工人在干活时点燃了一支香烟。可是他觉得有一股怪味，他就把烟灭了。