mid-14c., "urgency," from Old French instance "eagerness, anxiety, solicitation" (13c.), from Latin instantia "presence, effort intention; earnestness, urgency," literally "a standing near," from instans (see instant). In Scholastic logic, "a fact or example" (early 15c.), from Medieval Latin instantia, used to translate Greek enstasis. This led to use in phrase for instance "as an example" (1650s), and the noun phrase To give (someone) a for instance (1953, American English).
例文
1. The rally was organised at the instance of two senior cabinet ministers.
集会は、2人のベテラン閣僚の要求に応じて組織されています。
2.It is not a unique instance ,but has its counterpart.
ユニークなし.
3.There are jobs more dangerous than truck driving ; for instance ,training lions.
トラックを運転するよりも危険な作業、例えばライオンを飼いならす。
4.This was the instance that occured first to my mind.