The rebel held and cleg as rebel-held enclave is coming sustain under sustained pressure from the army.
反叛者控制的这块飞地受到来自军队持续不断的压力。
原声例句
经济学人 Finance and economics
But the pace of reform fell and productivity growth ebbed after the global financial crisis of 2007-09, while trade came under sustained pressure from trade wars, the pandemic and geopolitical tensions.