Since 1960, many horizontal immersion extractors have been introduced.自1960年以来, 采用了许多水平浸提装置.These include the canvas extractors developed by the Institute of Forest Genetics at Placerville California.其中包括加利福尼亚的泼拉崖维尔森林遗传研...
我们真的愿意被这样逼迫吗？Do we really want to be stampeded in such a way?父母千方百计逼迫我去上大学。My parents tried to bulldoze me into going to college.他在别人的逼迫之下改变了主意.He changed his mind under the pressure from others....