典型的布局型钢包括工字钢 、 槽钢 、 三角铁和丁字钢.Typical structural steel shapes include beams, channels, angles and tees.三角铁是一种很容易掌握的简单乐器.A triangle is a simple instrument to master....
我们坐在莉莉的日光浴室里，我把目前形势的细节情况又补充说明了一下。We sat in Lily's sunroom while I sketched in the situation.这恰恰说明了她变得多么不切实际。This just shows how divorced from reality she's become.他们清楚地表明了现在是谁在掌控一切。They made it clear who is now...