Aus dem Cambridge-Link :
brushstroke noun [ C usually plural ] uk /ˈbrʌʃ.strəʊk/ us /ˈbrʌʃ.stroʊk/
the way in which something, especially paint, is put on to a surface with a brush:
The artist painted this picture using tiny/vigorous/swirling brushstrokes (= movements of the brush).
the way in which a plan or idea is explained:
She described the project in very broad brushstrokes (= without any details).
... dazu :
noun brush·stroke \-ˌstrōk\
Definition of brushstroke
: the configuration given to paint by contact with the bristles of a brush; also : the paint left on a surface by a single application of a brush or palette knife —often used figuratively to describe the quality especially of a narrative or description a story told in broad brushstrokes