diabolically
🇺🇸
/ˌdaɪəˈbɑːlɪkli/
🇬🇧
/ˌdaɪəˈbɒlɪkli/
in a very evil or wicked way
The villain diabolically laughed as he revealed his sinister plan.
这个恶棍在揭示他的阴险计划时,恶魔般地笑了。