重点讲解：
1. be about to do sth.
即将（做…）的；快要（发生…）的；
eg. The makers are about to launch out a new product.
制造商们马上要生产一种新产品。
eg. He is just about to finish it.
他大概要做完了。
2. figure out
想出；理解；弄清；
eg. It took her a long time to figure out who the wrongdoer was.
她用了很长时间才琢磨出谁是做坏事的人。
eg. I can't figure out why she got into such a state of inflammation.
我弄不懂她为什么会如此激动。
3. hook up
连接，接通；
eg. The bbc is hooked up with Australian television by satellite.
英国广播公司通过卫星与澳大利亚电视实行联播。
eg. A USB port would mean installing drivers for printers, scanners and anything else you might hook up.
一个USB插口可以方便的让我们安装打印机、扫描仪和其他我们想要接上的东西。