[dòng dàng]
（局勢、情況不穩定； 不平靜） turbulence; upheaval; unrest; being shaky and unstable; in flux
a turbulent situation
動蕩的局勢
social upheaval
社會的大動蕩
The world advances amidst turbulence.
世界在動蕩中前進。
The present international situation remains tense and turbulent.
當前的國際局勢依然緊張動蕩。