These are all words for the type of place in which sb/sth exists or is situated. 以上各词均指人或事物生存或所处的环境。

• environment the conditions in a place that affect the behaviour and development of sb/sth 指影响人或事物的行为或发展的环境：◆An unhappy home environment can affect children's behaviour. 不幸的家庭环境可能对孩子的行为造成影响。◆a pleasant working environment 令人愉快的工作环境
• setting a place or situation of a particular type, in which sth happens or exists 指事物所处的环境或发生的背景：◆The island provided an idyllic setting for the concert. 这岛为音乐会提供了优美的田园布景。
• surroundings everything that is around or near sb/sth 指周围的环境：◆The huts blend in perfectly with their surroundings. 这些棚屋与周围的环境浑然一体，非常和谐。
• background the things or area behind or around the main objects or people that are in a place or picture 指对主要人物、事物起衬托作用的事物、背景：◆The mountains in the background were capped with snow. 远处的山峦白雪覆盖。

Patterns

• in (a/an) environment/setting/surroundings
• (a/an) new/unfamiliar environment/setting/surroundings
• sb/sth's immediate environment/surroundings
• (a) dramatic setting/background