limited to the satisfaction of certain basic needs.

局限于满足特定的基本需求。

耶鲁公开课 - 政治哲学导论课程节选

You want that shield up so that it pretty well meets your helmet, so it's going to be at a certain distance but it will also go down to where it needs to go down here.

盾牌上缘能与头盔配合保护上身,所以盾牌和身体是要有一定距离的,而盾牌的下缘用来保护下半身

耶鲁公开课 - 古希腊历史简介课程节选