insofar as we can在我们所能范围内
except insofar as但如……则属例外
only insofar as仅据;只有在
insofar as to the extent在┉范畴之内;在┉范围之内
PHRASE（习语） You use insofar as to introduce a statement that explains and adds to something you have just said. 到…程度; 在…范围内 [正式]
Looking back helps insofar as it helps you learn from your mistakes.
回顾往事助人进步，基于它可以帮助你从错误中学习。