without作介词意为“没有、缺乏、不用、不和……在一起”;作副词意为“没有、缺乏”。作介词讲表示否定,意为“没有、不需”;可接名词或代词,也可接动名词;有时表示条件;后接两个并列成分时,既可用and也可用or;所引出的介词短语通常用作状语,但有时也可用作表语。<br>介词用法<br>1.表示否定,其意为“没有”、“无”、“不需”。<br>(1)He went out without his umbrella.他外出没有带伞。<br>(2)I was without anyone to look after my child.没有人替我照看孩子。<br>(3)The letter had been posted without a stamp.那封信没贴邮票就寄出去了。<br>若用于否定词no, not, never等之后,则表示肯定,其意为“没有……不”、“没有……则不能”、“每……必定”。<br>(1)There is no smoke without fire.无风不起浪。<br>(2)Don’t go out without a coat on.不要没穿外衣就出去。<br>(3)They never meet without quarrelling.他们一见面就争吵。<br>(4)What he has said is not without reason.他说的话不是没有道理。<br>2.其后除可接名词或代词外,也可接动名词。<br>(1)He walked past me without speaking.他从我身旁走过,一句话也没说。<br>(2)He left without paying his bill.他没有付账就走了。<br>(3)It is strange that he should have gone away without telling us.真奇怪,他没有告诉我们一声就走了。<br>3.有时表示条件,意为“若无”、“若非”。<br>(1)Without water, we cannot live.没有水,我们就活不了。<br>(2)Can you see without your glasses?你不戴眼镜能看得清东西吗?<br>这样用时,有时还可引出虚拟语气,相当于but for。<br>(1)Without your ad
<pre>usb otg线,淘宝有卖,注意的是你的手机是什么接口,别买错了。</pre>