在主干框内容不详。

The content of the trunk box was undisclosed.

youdao

你方九日来电内容不详，装货将延误多久？请电告正确的装船日期。

Yours 9th obscure how long will cargo is delayed advise definite shipping date.

youdao

这里我不详细探究所有这些内容的细节，如果感兴趣，有许多可用的的参考资料，从实际的JVM规范开始。

I won't go into the details of all that here — there are many references available if you're interested, starting with the actual JVM specification.

youdao