Diphyllobothiasis
裂头绦虫病
🗣️ 情景例句
Is Robbie Stewart there?
Robbie Stewart在吗？
Is this a local broadcast?
这是不是当地的广播？
it is extremely difficult to estimate the true value of the services which people perform for us.
但要估算别人为我们为所提供的服务的价值却是极其困难的。