mainline
US /ˈmeɪn.laɪn/
UK /ˈmeɪn.laɪn/
名词
干线, 主干道, 主管道
a principal road, railway line, or conduit
示例:
•
The accident occurred on the railway mainline.
事故发生在铁路干线上。
•
The city's water supply comes from a large mainline pipe.
城市的供水来自一条大型主管道。
动词
静脉注射, 直接注入
to inject a drug directly into a vein
示例:
•
He was known to mainline heroin.
他曾被发现静脉注射海洛因。
•
The patient needed to be mainlined with fluids.
病人需要静脉注射液体。
形容词
干线的, 主要的
of or relating to a principal road, railway line, or conduit
示例:
•
The mainline train was delayed due to a signal failure.
干线列车因信号故障而延误。
•
They are working on upgrading the mainline infrastructure.
他们正在升级干线基础设施。