顺便问英语怎么说

顺便 in English can be translated to "by the way" or "incidentally". It comes from the Chinese phrase "顺便", which means "conveniently" or "in passing".

Here are some examples of "by the way" in English:

By the way, I saw your sister at the store today.
By the way, have you finished your homework yet?

Here are the translations of these sentences into Chinese:

顺便问一下，我今天在商店里看到你妹妹了。
顺便问一下，你的家庭作业完成了吗？