What is the current test restricting speech and what does it mean

The current test restricting speech means:

Under the Miller test (which takes its name from Miller v. California (1973), speech is unprotected if "the average person, applying contemporary community standards, would find that the [subject or work in question], taken as a whole, appeals to the prurient interest" and  "the work depicts or describes...

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b) trade is easy because of the direct line between their major ports. bilateral trade reached 89,6 thousand million.