（客观的因素） condition; term; factor
working conditions
工作条件
living conditions
生活条件
terms of trade
贸易条件
natural conditions
自然条件
make use of the favourable factors
利用有利条件
do sth. on one's own terms
根据自己的条件做某事
on this [that] condition
在这[那]种条件下
under present circumstances
在目前条件下
When the conditions exist, go ahead; when they don't exist, then create them and go ahead.
有条件要上， 没有条件， 创造条件也要上。
（提出的要求） requirement; prerequisite; qualification
the requirements of the Party members
共产党员的条件
put forward the requirement; list the prerequisites
提出条件
agree with qualifications
有条件地同意
satisfy the entrance requirement
符合入学条件
They refused to negotiate unless three preliminary requirements were met.
如果三项先决条件得不到满足， 他们就拒绝谈判。
Patience is a requirement in teaching.
耐心是教学必备的条件。