自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
N-COUNT 接力比赛(如赛跑或游泳) A relay or a relay race is a race between two or more teams, for example teams of runners or swimmers. Each member of the team runs or swims one section of the race.
Britain's prospects of beating the United States in the relay looked poor.
VERB 转播，传送，传输(电视或收音机信号) To relay television or radio signals means to send them or broadcast them.
The satellite will be used mainly to relay television programmes...
This system continuously monitors levels of radiation and relays the information to a central computer...
N-COUNT (接受和发送电视或广播信号的)转播设备，中继设备 A relay is a piece of equipment that receives television or radio signals from one place and sends them to another place.
...a security system with satellite relays.
...a television relay station.
VERB 传（话）；转述 If you relay something that has been said to you, you repeat it to another person.
She relayed the message, then frowned...
The decision will be relayed to Iraq's ambassador at the UN.