The Irvine group and their collaborators are testing whether lasers do the job better.欧文研究小组和他们的合作伙伴正在测试激光是否会更为有效。"I'm not sure I've ever driven a better lap," crowed a delighted Irvine.“我想这也许是我开得最棒的一圈，”欧文高兴地欢呼...
他靠在墙上,努力想鼓起劲继续下去.He leant against the wall, fighting for strength to continue.鲍勃起劲地吃着。Bob ate lustily.没过多久，我们便聊得很起劲了。Before long, we were deep in conversation....
他把鞋袜一扒, 光着脚趟水.Taking off his shoes and socks , he waded across barefoot.桥被冲走了,我们不得不趟水过溪.The bridge was washed away and we had to wade the stream.我们到浅水处去趟水.We went for a wade in the shallows....