n.空旷，开阔，公开，率真
He spread his palms in a gesture of openness.
他展开手掌,以示坦诚.
I like the openness and directness of northerners.
我喜欢北方人的豪爽和直率。
His classic boyish looks seemed to proclaim his good humour and openness.
他的长相非常孩子气,显得性情很好且诚实坦率.
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