英语语法分析

Amid the last homes of youth and eld.

在老少最后的家中发白。

But, my eld-class-brother, did you know? your walking step by step makes me fell stressful.

可是，师兄，你知道吗，你的步步逼近让我感觉到压力很大；

Methods By open fi eld investigation, data collection, samples identification and document research.

方法通过野外考察、标本采集、分类鉴定、资料考证。