n.公共；共性；老百姓

Low birth weight infant is a primary commonality health problem in the world. 低出生體質(zhì)量?jī)菏鞘澜缟弦粋€(gè)主要的公共健康問題。

I found that it did not have any commonality with the immortal. 我沒發(fā)現(xiàn)它與仙人有什么共性。

This needs to be explained to the commonality so that they will not be confused either. 這種情形，還要對(duì)老百姓講清楚，不要把他們弄糊涂了。