a reel of thread的用法和样例：
- For example, a multimedia program can play a segment of movie: a cat was playing a reel of thread, with "mewing ... ". The tableau can a be immediately captured and pasted to a text at the side of a paragraph of words.
- The baby raveled the reel of thread up.
- unwind a ball of string, a reel of thread, a roll of bandage, etc
解开一团细绳、 一卷线、 一卷绷带等
- The blank section of tape at the beginning of a reel of tape.
- She took up some scissors and a reel of white string.