on occasion
US /ɑn əˈkeɪʒən/
UK /ɒn əˈkeɪʒən/
短语
偶尔, 有时
sometimes but not often
示例:
•
We only see them on occasion, usually at family gatherings.
我们只偶尔见到他们，通常是在家庭聚会上。
•
He enjoys a glass of wine on occasion.
他偶尔会喝一杯葡萄酒。