📝
C252 · 复杂句（76 课）
The researchers are disappointed that the results of the res
Course 252
(难)The researchers are disappointed that the results of the research have been proved to be inconclusive.
1 句 · 父母与孩子分角色配音
旁白 neutral
The researchers are disappointed that the results of the research have been proved to be inconclusive
研究人员对研究结果被证明尚无定论感到失望
