unhappily
US
UK unhappily adv: (in a sad way)
SC 不开心地 bù kāi xīn de
TC 不開心地
TC 不開心地
SC 伤心地
Tom grumbled unhappily about the litter left in the park.
unhappily adv: (unfortunately)
SC 不幸地 bú xìng de
Unhappily, the police have not been able to find the missing child.