n.使用俚语的表现法
Don't use such slangy expressions in your essays.
别在你们的文章里用这样的俚语措辞.
These slangy words have long fallen out of English.
这些俚语在英语中早就不用了.
The play was full of slangy dialogue.
剧中充斥了大量俚语对话。