Ｗｈａｔ從句的描述功能

在英語學習中，如何正確使用what引導的從句(下文簡稱“what從句”)是個難點。在本期內容中，筆者就來介紹一下what從句所具有的一種描述功能。請先看例句：

(1) I was humming along on the gym treadmillwhen a sight almost cost me my footing.Awoman was lumbering noisily toward arainer，wearing what can only be describedas a garbage bag， except that it had armsand legs and a hole for her head.

注：本文中所涉及到的圖表、注解、公式等內容請以pdf格式閱讀原文。