noses in， fingers out

For decades, the prevailing view of the role of corporate directors has been a "nose in, fingers out" view, meaning that directors are supposed to be nosey but they aren't supposed to run the business; that's the job of the executives.
看不懂，你再问我

figure out
v.
合计为, 计算出, 解决, 断定, 领会到
至于nose in(s 应该是三单形式吧）没见过，只见过nose into 是侦查的意思。个人认为应该差不多。