... could not but 不得不 could not do anything about毫无办法 could 可能 ...
2
?对毫无办法
could not do anything about对毫无办法 not to know anything about something 对某事物一无所知 not to know anything about the world 不见世面 .
双语例句
1
When the fight had started, I couldnotdoanythingabout it.
当打斗开始，我对它毫无办法。
2
The king and queen were worried about her, but they couldnotdoanythingabout it.
国王和皇后为她感到非常忧虑，然而他们却无能为力。
3
Not knowing what to do, I climbed up to the top of a lofty tree, from whence I looked about on all sides, to see if I could discover anything that could give me hopes.