sadly
/ˈsædlɪ/adverb
1- showing or feeling sadness悲哀地, 伤心地; 难过地：
he smiled sadly.
他苦笑了一下。
1.1
- sentence adverb it is a sad or regrettable fact that; unfortunately可惜, 不幸; 遗憾的是：
sadly, the forests of Sulawesi are now under threat.
遗憾的是, 苏拉威西森林现在正受到威胁。
1.2
- as submodifier to a regrettable extent; regrettably令人遗憾地; 可悲地：
his schemes went sadly awry.
很遗憾他的计划失败了。