1、on condition that可译成“如果...；在...条件下，若…则；”带有条件性，比较正式。例如：
I will lend you the book on condition that you return it on Monday.
如果说你能在星期一还我，我可以借给你这本书。
2、用on condition that 引出条件从句，一般可译为“只要……”。例如：
We will let you operate this new machine on condition that you follow the operating rules.
只要你遵守操作规程，我们就让你操作这台新机器。
I shall give you the book on condition that you return it no later than tomorrow.
只要你决不迟于明天还还给我这本书，我就将这本书借给你。
3、on condition that表虚拟,在严格的语法下虚拟语态中should必须省略。如：
Several financial officers of the company spoke on condition that they not be named in the press reports.
该公司的几名财务人员在新闻报道中没有透露姓名。
condition习惯搭配：
1、be in good condition.
状况良好。
2、The car is in very good condition.
这辆汽车情况良好。
3、The house is in a good [bad] condition.
房子条件良好［不好］。
4、He is in no condition [out of condition] to travel.
他的健康状况不宜于旅行。
扩展资料
on condition(that)... 在……条件下，如果。
on condition (that)...引导的条件从句是主句事件发生的前提条件或唯一条件。
1、I can tell you the truth on condition that you promise to keep a secret.
我可以告诉你真相，条件是你答应保密。
2、You can go swimming on condition (that) you don't go too far from the river bank.
你只有在不远离河岸的条件下才可以下水游泳。