難以預料的人The new teacher is still very much an unknown quantity but we have hopes that he will be a valuable member of our team. 新教師是誰現在還難以預料, 但我們希望他會成為我們隊裡的重要一員。
難以預料的人The new teacher is still very much an unknown quantity but we have hopes that he will be a valuable member of our team. 新教師是誰現在還難以預料，但我們希望他會成為我們隊裡的重要一員。