嗯，票据说是在邮寄中（但我不太相信）。

Well, the tickets are ___supposedly in the mail.

新娘出发去杀比尔的第一个刺客，据说是世界上用刀最危险的人（但我不太相信）。

"The Bride" sets out to kill the first of Bill's assassins, ___supposedly the most dangerous person in the world in terms of knives.

他据说是这个领域的专家，但他的回答很模糊。

He is ___supposedly an expert in this field, but his answers were vague.