有多少是本应被单词列表包含的常用单词？有多少是很晦涩艰深的罕见词汇？
How many of them are common words that should be in the word list, and how many of them are really obscure?
学生将不再需要使用卡片来记忆艰深晦涩的词汇，考试之后再马上忘掉。
No longer will students use flashcards to memorize obscure words, only to forget them the minute they put their test pencils down.
有关这位伟人的著作喷泉般涌现于各种印刷读物上，其文体既有艰深晦涩的学术巨著，也不乏休·布罗根妙笔下的传记。
Books on the great man pour from the printing presses, ranging in quality from ponderous academic tomes to Hugh Brogan's delightful biography.
有关这位伟人的著作喷泉般涌现于各种印刷读物上，其文体既有艰深晦涩的学术巨著，也不乏休·布罗根妙笔下的传记。
Books on the great man pour from the printing presses, ranging in quality from ponderous academic tomes to Hugh Brogan's delightful biography.
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