名 class，category，a surname，kind；动 （类似） resemble，be similar to ；

[例句] 老板总喜欢把这类事情搞清楚。 Bosses have a way of always finding out about such things.

[例句] 新的饮食类书籍差不多一周出一本。 New diet books appear at a rate of nearly one a week.