“疑问”造句

当时，许多技术专家对那种工艺抱有疑问。
Many technical experts at the time had doubts about the technology.

如有任何疑问，就给我发邮件。
If you have any problems then send me some mail.

关于该病例做手术的可行性，我持有疑问。
I have doubts about the advisability of surgery in this case.

• #疑问