The phrase "act restrained" is correct and usable in written English.
It can be used to describe someone behaving in a controlled or moderate manner, often in situations where they might otherwise express strong emotions or reactions.
Example: "During the heated debate, she chose to act restrained, maintaining her composure despite the provocative comments."
Alternatives: "behave modestly" or "remain composed".
But Chinese authorities will be caught in a difficult balancing act: restraining an indebted financial sector while keeping growth strong.
A protective order shall set forth the reasons for the issuance of such order, be specific in terms, describe in reasonable detail the act or acts being restrained.
A temporary restraining order shall set forth the reasons for the issuance of such order, be specific in terms, and describe in reasonable detail (and not by reference to the complaint or other document) the act or acts being restrained.
"It has been demonstrated that substantial injury to the Met's reputation and good will has resulted from the union's acts and will continue to result unless those acts are restrained," she wrote in enjoining defamatory statements by the union.
Janjawid militias wreaked havoc on civilians while the Sudanese government failed to act to restrain them.
Rhim, A. D. et al. Stromal elements act to restrain, rather than support, pancreatic ductal adenocarcinoma.
It is shown that the fibers act to restrain or accelerate crack growth depending on the shear moduli between the fibers and the matrix.
In some countries, such as the United States and Great Britain, anti-trust or monopoly laws act to restrain the more flagrant abuses of industrial power.
Over the course of the talks, the Israelis withdrew their demand that the Palestinians act first, restraining the violence before they pulled back their troops.
Mr Greenspan could help him immeasurably and enhance his own legacy by going much further, and explicitly supporting the view of many other central banks that sometimes policymakers should act to restrain asset-price booms.
