一、后接的名词不同
open主要指将原来关上或合上的东西打开,比如开门,窗等。英文里对电子设备的"开关用turn on。比如开电脑,开灯,开电视等,是我们常说的启动,运行。
1、There's no need to turn on the light.
不用开灯。
2、He was breathing through his open mouth.
他张着嘴呼吸。
二、open可以指精神层面,turn on不可以。
比如open one's eyes敞开,大开眼界。
The middle ones are for delighting, intelligent materials, they more or less can open up one's eyes and broaden one's horizon.
中间则是些趣味性、知识性的东西,多多少少可以开眼界、广见闻。
三、读音不同
open:英 [ˈəʊpən] 美 [ˈoʊpən]
turn on:英 [tə:n ɔn] 美 [tɚn ɑn]
turn on造句
1、Julia, turn on your watch.
2、Please turn on the radio.
3、Shall I turn on the light?
4、Don't turn on the blender first.
5、How do I turn on the Computer?
open造句
1、Pebble: Basing open software on open standards.
2、Can you open it?
3、Why do open hardware?
4、Open the window again wide: fasten it open!
5、The exhibition will open tomorrow.