價格：免費
檔案大小：6.6 MB
版本需求：需要 iOS 7.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
ASL video dictionary is the best free dictionary to help you learn sign language.
- Dictionary with more than 3,000 words with videos.
- Learn sign with flash cards.
- Add favorite word to learn list.
- Download data for offline use.
支援平台：iPhone