为何电脑usb插口，我插入了任何一个零件可是都无法detect到的呢！？

detect
KK: []
DJ: []
vt.
1. 发现,察觉;查出,看穿
I detected anger in her voice.
我察觉出她说话声里含着愤怒。
He soon detected the faulty valve.
他很快查到了出毛病的阀门。
2. 【无】对...检波

wireless
KK: []
DJ: []
a.
1. 无线的
wireless operators on ships
船上的无线电接线员
2. 【主英】无线电的;无线电报(或电话)的
n.【旧】
1. 【主英】无线电;无线电收音机[C]
2. 无线电报;无线电话[U]
3. 用无线电发送的消息[the S]
vt.
1. 用无线电报(或电话)发送;用无线电报(或电话)与...通讯
vi.
1. 打无线电报(或电话)

hardware
KK: []
DJ: []
n.[U]
1. 金属器件,五金器具
Father deals in hardware.
我父亲做五金生意。
2. (重)武器;军事装备
They chose to concentrate on simpler and more durable hardware.
他们选择加强更简单牢固的武器。
military hardware
军事装备
3. 【电脑】硬件
It really showed what you could do if you had the know-how and the hardware.
这让你知道你若懂得窍门又有硬件多有可为!
Computer technology in all its phases from hardware to software has become less expensive.
电脑技术从硬件到软件的各个方面都变得较为便