according to the circumstances (used when referring to two or more possible alternatives)
看情形，根据情况（用于两种或多种可能选择中）
the authorities will decide if they are satisfied or not satisfied, as the case may be.
当局会根据情况来决定他们是否满意。
be so
如此
as a provision against something happening or being true
以防万一；免得
we put on thick jumpers, in case it was cold.
我们穿上厚套衫以防天冷。
if it is true that
如果是真的；假使
in case you haven't figured it out, let me explain.
假如你还没弄明白，就让我来解释。
under no circumstances
在任何情况下决不，无论如何都不
if that happens or has happened; if that is the situation
既然那样，假若是那样的话
‘I'm free this evening.’ ‘In that case, why not have dinner with me?’.
"今晚我有空。""既然这样，为什么不和我去吃晚餐？"。
(informal)continually (or no longer) criticizing or harassing someone
(非正式)不断（或不再）批评（或搅扰）某人
teachers, you know, &B{get on your case}.
你知道，老师总是不断地批评你。
Regardless of what has occurred or will occur.
无论如何，总之：不管已经或将要发生什么
If it happens that; if.
如果发生；如果
As a precaution
以防万一
took along an umbrella, just in case.
随身带一把伞，以防万一
If there should happen to be
如果发生
a number to call in case of emergency.
万一发生意外打的号码