1 B2 习语 中性
从内心调动勇气、力量或意志力,尤其是在这很难做到的时候。
"She summoned up every ounce of courage she had and stepped onto the stage."
“
He had to summon up his courage and speak.
— J.K. Rowling, 'Harry Potter and the Philosopher's Stone', 1997 (paraphrased from narrative context)
可分离