英语语法分析

The Gentoos, which are larger and more energetic than the laid-back Humboldts, spent a couple of months in the park and got on well with their hosts.

巴布亚企鹅体型稍大一些，比起这些慵懒的洪堡企鹅也要更有活力。它们在公园生活了两个月，宾主双方相处非常融洽。