The phrase "act as sign" is not correct in English.
Did you mean "act as a sign"? You can use it when describing something that serves as an indication or signal of something else.
Example: "The sudden drop in temperature can act as a sign that a storm is approaching."
Alternatives: "serve as an indicator" or "function as a signal".
Moreover, incoherent FFLs can speed up the response time of the network acting as sign-sensitive accelerators, while coherent FFLs act as sign-sensitive delays [ 26].
The type of fabric, the colours, the type of design or pattern on the fabric, the length of sleeves, the way a sash is tied, all act as signs and social meanings".
Colourful and well-tended landscape interventions had the ability to act as signs of a caring community.
The images themselves act as signs when a human being reasons, but "with reference to the more vivid outward signs, they are, in the animal mind, merged in the things signified, like stars in the light of the sun" (PD 209).
He also noted the successful repeal of Don't Ask Don't Tell and the Obama administration's refusal to defend the Defense of Marriage Act, as signs of national progress.
Despite repeated attempts by industry lobbyists to get that provision stripped out of the final bill, the Affordable Care Act as signed by President Obama last year requires that all private health plans provide consumers with a concise and understandable Summary of Benefits and Coverage (SBC) form.
Simple motifs may act as sign-sensitive delay mechanisms or as input response-accelerators, depending on their mix of activators and repressors [ 22].
In this context, molecules act as signs.
(Interview with grade-4 female Kinh teacher in lowland branch) Home observations made during the intervention demonstrated some positive signs that schoolchildren can bring home HWWS skills and act as signs of change in their families.
