spiel
US
UK spiel n: (sales talk, pitch)
SC 推销员口若悬河的话 tuī xiāo yuán kǒu rě xuán hé de huà
SC 推销语 tuī xiāo yuán kǒu rě xuán hé de huà，tuī xiāo yǔ
In order to get the free buffet, you have to first listen to the salesman's spiel.
spiel n: slang (well-rehearsed talk) (俚语)
SC 熟练的发言，口若悬河的讲演 shóu liàn de fā yán / shú liàn de fā yán，kǒu rě xuán hé de jiǎng yǎn
We've all heard our teacher's spiel about not cheating.