that the name wendy was the invention of J.M.Barrie
that 从句 做 speculation 的同位语从句 是对 speculation 的补充说明
可以改成这样
That the name wendy was the invention of J.M.Barrie is a speculation
that the name wendy was the invention of J.M.Barrie
that 从句 做 speculation 的同位语从句 是对 speculation 的补充说明
可以改成这样
That the name wendy was the invention of J.M.Barrie is a speculation