1.turn on 打开；接通；开启

Parents can programme the machine not to turn on at certain times.
父母可以设定这台机器的程序，使它在特定时间段无法开启ALsz_aC|]Nvw。

I wish I knew how to turn on the heating.
真希望我知道怎么开暖气mQwU4+g|oUeKO3.rN。

2.nod off 打盹；打瞌睡；犯困

Don't let yon dog nod off.
不要让那条狗打盹VP8kO)8_cgOQDN^。

The judge appeared to nod off yesterday while a witness was being cross-examined.
昨天一名证人接受盘问时，法官好像在打盹g+P=,gg_i%A;。