You can also expand an entry in a backtrace — click the little right arrow to the left of the name — to see the values of the function's formal arguments.

还可以展开跟踪中的条目（单击名称左边的向右小箭头），查看函数的形式参数的值。

youdao

Often, you can trace the origin of a bug back to a caller that's sending the wrong type of argument, the wrong number of arguments, or a mismatch between the order of actual and formal arguments.

常常可以发现bug的原因是调用者发送了类型错误的参数或数量错误的参数，或者实际参数和形式参数的次序不匹配。

youdao

Often, you can trace the origin of a bug back to a caller that's sending the wrong type of argument, the wrong number of arguments, or a mismatch between the order of actual and formal arguments.

常常可以发现bug的原因是调用者发送了类型错误的参数或数量错误的参数，或者实际参数和形式参数的次序不匹配。

youdao