1 عمومی:: سفردوسره، بلیت رفت و برکشت، سفر رفت و برگشت
شبکه مترجمین ایران
1 general:: A journey to a given place and back again, usually over the same route; also, a ticket for such a trip. For example, The fare for a round trip is generally lower than for two one-way journeys. [Mid-1800s]
American Heritage Idioms