"Explain a phrase in Engpsh" can be expressed as "说明用英语怎么说短语".
This phrase pkely comes from the context of needing to clarify the meaning or translation of a specific phrase in the Engpsh language.
Here are some example sentences and their translations:
Can you explain the phrase "to be a jack of all trades"?
你能解释一下 "to be a jack of all trades" 这个短语吗？
Could you explain the meaning of "once in a blue moon"?
你能说明一下 "once in a blue moon" 的意思吗？