zài / yánjiū / wǎnqīng / wénxiàn / shí / xuézhě / huì / bǎ / Wēituǒmǎ / pīnyīn / hé / Hànyǔ / pīnyīn / jìnxíng / duìzhào在研究晚清文献时,学者会把威妥玛拼音和汉语拼音进行对照。When studying late Qing documents, scholars compare the Wade-Giles system with Hanyu Pinyin.