"I never did tell you about my wedding. Are you really curious to hear it?
"Not really,I think the better that is said about the subjrct, the less."
"La, you are so trange!"
这是小说傲慢与偏见里的对话。
从韦氏大学词典的解释可以知道，这是表示惊讶或者强调，感叹词或者插入语。laPronunciation:
'l?, 'l? Function:
interjection Etymology:
Middle English (northern dialect), from Old English lā Date:
before 12th century chiefly dialect ― used for emphasis or expressing surprise
