(chiefly with reference to painting) in the open air.
（主要指绘画）在户外，在野外。参见PLEIN AIR
a group of works executed en plein air during the artist's stay in Rome
See also plein-air
Example sentencesExamples
Many of the landscapes are painted en plein air where the subtleties of light and color are inspirations which are used to infuse the paintings with a unique sense of place and moment.
Like the artists of the Barbizon School who strongly influenced his work, he worked en plein air, developing a great familiarity with particular landscapes, before finishing his work in the studio.
Synonyms
open air, out-of-doors, outside, exterior, external