topic type的用法和樣例：
例句
- He had never met this type of question before and was suddenly baffled.
他從未見(jiàn)過(guò)這種題型，一下子懵了。 - Finally, a set of suggestions were proposed to enhance the positive backwash and carry out further study on this question type.
最后，通過(guò)這些分析與調查，本文對如何促進(jìn)改錯題的積極反撥作用和進(jìn)一步研究此類(lèi)題型提出了一系列建議。
