up to speed
01
in a state of being informed and knowledgeable about a particular topic or situation
Idiom
例子
After attending the training, she was up to speed on the new software.
To succeed in this industry, you need to stay up to speed with emerging trends.
02
having reached the desired level of knowledge, understanding, or proficiency in a particular subject, skill, or task
Idiom例子
A new firm not yet up to speed.
