1、Please add a tilde at the beginning of the line to indicate a comment.
请在行首加上一个波浪符号来表示注释。

2、He wore a traditional Mexican costume for the party, complete with a colorful tilde around his neck.
他为派对穿上了一套传统的墨西哥服装，颈上还围了一条色彩绚丽的颈铃。