I have my lunch at the school cafeteria and I usually leave around 3:30 in the afternoon.

我在学校的自助餐厅吃午饭，通常下午三点半左右离开。

youdao

Children usually transfer to secondary school at 11 or 12.

儿童通常在11或12岁时升读中学。

《牛津词典》

Usually, I don't spare time for exercise, but I value the physical education class at school.

通常，我不会花时间来做运动，但是我很重视学校的体育课。

youdao

Friday isn't usually a busy day at the school's mall campus, Ben Kramer, an activities counselor for the community college, told The Roanoke Times.

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Howard Adelman, co-director of the Center for Mental Health in Schools at the University of California, Los Angeles, believes that teachers and other school officials are usually adept at picking out kids at risk without screening programs.

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Samantha Pfeifer, an associate professor of obstetrics and gynecology at the Perelman School of Medicine at the University of Pennsylvania, says the test is usually used to determine what dose of fertility medicine to use for IVF.

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