a public promotion of some product or serviceある製品あるいはサービスの一般宣伝広告
make reference to; "His name was mentioned in connection with the invention"言及を行う言及ぶ
make a more or less disguised reference to; "He alluded to the problem but did not mention it"程度の差はあるが偽りの参照をする諷示
give heed (to); "The children in the audience attended the recital quietly"; "She hung on his every word"; "They attended to everything he said"(に)注意を与える聴聞