高速免费 用英语怎么说？

toll-free highway days

「高速免费」英文说 toll-free highway days，指节假日免收高速通行费，别与免电话费混淆。

During toll-free highway days, many ride-hailing drivers avoid the expressway because of heavy traffic.

高速免费期间，很多网约车司机因为堵车而避免走高速。

If your carpool falls on toll-free highway days, the driver may lower the shared cost since the toll is waived.

如果你的顺风车赶上高速免费，司机可能会因为免过路费而降低分摊费用。