主系表结构是: 主语+ seems to beIt seems to be human nature to worry.
忧虑似乎是人的天性。That hardly seems like a hardship .这种安排似乎完全不是难事。
On the surface ， it seems like an incremental upgrade .
新MacBookAir的外观与老款没有什么区别。
Mention it to anyone who seems to need reminding .
向需要提醒的人说清楚这一点。
To the average german citizen this probably seems very unfair .
对于普通的德国民众，这听起来可能非常不公。
