surface mail
US /ˈsɜːr.fɪs meɪl/
UK /ˈsɜːr.fɪs meɪl/

名词
1.
平邮, 水陆路邮件
mail that is transported by land or sea rather than by air
示例:
•
The package was sent by surface mail to save on shipping costs.
包裹通过平邮寄送,以节省运费。
•
Expect longer delivery times for surface mail compared to airmail.
与航空邮件相比,平邮的递送时间更长。
同义词:
在 Lingoland 学习这个单词