main
A adjective
主要的;
the main points of the speech 演说的要点;
the main meal of the day 一天中的正餐;
the main clause 主句;
at least you're safe; that's the main thing! 至少你平安无事;那才是最重要的!;
in the main 基本上
B noun
1 (pipe, conduit) 总管
2 (cable) 干线
3 (archaic or literary) (sea)
the main 大海
C mains
plural noun
1 (network) (for water, gas, sewers) 管网系统; (for electricity) 电力网;
is the house connected to the mains? 这幢房子通水电气了吗?
2 (starting place of supply) (of water) 水源; (of gas) 燃气源; (of electricity) 电源;
to turn off the water at the mains 把水的总阀关掉
3 before n 主干线的;
is the house on the mains supply? 这幢房子通水电气了吗?;
a mains plug 电源插头;
a mains radio 交流电收音机