Conversation so far:
What did James Strachey translate?
With his wife, he translated the works of Freud into English.
What did James Strachey translate into English?
With his wife, he translated the works of Freud into English.
What texts that were written in German did James Strachey translate?
The Standard Edition of the Complete Psychological Works of Sigmund Freud was translated from German under the general editorship of James Strachey.
Was James Strachey translating Freud's works?
With his wife, he translated the works of Freud into English.

Question: What cannot be understood in the English translation?
Self-contained rewrite: What cannot be understood in the Strachey's English translation of Freud's works?