我每天都穿那双旧鞋，有一只鞋底已经脱胶了。I wear my old shoes every day. One sole has come unglued.双梯形的试样将产生切变脱胶现象.A double trapezoidal specimen will generate shear debonding.真丝绸脱胶是真丝绸染整加工的一道重要工序.Silk degumming is a key process for silk dyei...
A big wave just hit Dan. He fell off his surfboard!凯蒂:刚刚来了一波大浪,丹恩从冲浪板上掉下来了!Look how handsome he is as he rides on his surfboard.你看他站在冲浪板上乘风破浪,多潇洒!A surfboard fin sliced the crest of a wave.冲浪板尾部划破浪尖....