four-way switch[电] 四路开关;四通开关
four-way handshake四次握手;四路握手;因此称为四次挥手
Four-way pmostet四边开槽托盘
four-way pipepiston四通管
Four-way pnearlyet四边开槽托盘
Four - Way Cassette嵌入式
four-way junctions四向连接
Four-Way Test四大考验
Four-way pthisyet四边开槽托盘
four-way pipes四通管
ADJ（形容词） giving passage in four directions 四面都通的