usual/usually

usual /ˈju:ʒuəl/ adj.平常的，通常的：He did it in a usual way.他用通常的方法做这件事。Heavy traffic is usual at this time.这时交通繁忙是常事。as usual 像往常一样，照例：As usual, he arrived late.像平常一样，他迟到了。than usual 比平常：I got up earlier than usual. 我比平时起得早。

 usually /ˈju:ʒuəli/ adv.通常：Where do you usually spend the summer? 你通常在什么地方过夏天? Children usually pick up foreign languages quickly. 小孩子学外语往往很快。