Question

三线三线[sān xiàn]1.■three-way; three-wire

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常用词组1.■三线插孔 three-way jack;2.■三线（式）电度表 three-wire meter;3.■三线电绳 three-way cord;4.■三线（式）发电机 three-wire generator; Dobrowolsky generator;5.■三线交配 three-way cross;6.■三线接法 three-wire connection;7.■三线螺纹 {设计} triple thread;8.■三线塞孔 triple circuit jack;9.■三线双交换 three strands double crossing-over;10.■三线态 triplet state;11.■三线系留 {航空} three-wire mooring;12.■三线制 {电} three-wire system;13.■三线中继线 three-wire trunk;14.■三线坐标 trilinear coordinates