ADV
轻松愉快地，无忧无虑地(含有批评之意，指做某事时未考虑到事情的诸多问题)
If you say that someone merrily does something, you are critical of the fact that they do it without realizing that there are a lot of problems which they have not thought about.
例句
There they were, merrily describing their 16-hour working days while simultaneously claiming to be happily married...
他们一面高兴地描绘着每天16个小时的工作，一面又声称自己婚姻幸福。
Both NATO and the Community knew they could not go merrily on as before.
北约与欧共体都明白他们不可能再像以前那样高枕无忧了。