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to mix; to combine; to include
to exchange (words, fire, etc.)
to cross (e.g. swords); to join together
冗談を混えながら会議の雰囲気を和らげた。
By mixing in jokes, the atmosphere of the meeting was eased.
異なる素材を混えて新しい生地を開発した。
They developed a new fabric by combining different materials.
実体験を混えた講演は聴衆の心に響いた。
The lecture, interspersed with real experiences, resonated with the audience.