created sense approved 悬案/懸案 · xuán'àn · unresolved case
悬案 / 懸案
xuán'àn
unresolved case
a criminal or judicial case that remains unsolved or open over a long period
这起离奇的失踪案至今仍是一桩悬案。
noun
created sense approved 悬案/懸案 · xuán'àn · unresolved question
悬案 / 懸案
xuán'àn
unresolved question
an unsettled matter, outstanding issue, or mystery that remains unexplained
关于他离职的真正原因，至今仍是个悬案。
noun