牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。When not removed, plaque causes tooth decay and gum disease.彩色玻璃板先经过蚀刻，然后用传统技法手工着色。The stained-glass panels are etched and then handpainted using traditional methods.避免使用磨蚀剂，以免损坏瓷砖。Avoid abrasives, w...
Ownership is not clear because of expropriations in the Nazi era.纳粹时期的征用致使所有权不明确。She apparently convinced her Nazi interrogators she was a local member of the French Resistance.她显然向拷问她的纳粹分子招供,说自己是法国当地的居民....the Nazi occu...
He quickly converted me to the joys of cross-country skiing.他很快就使我迷上了越野滑雪。The analogue signals from the video tape are converted into digital code.采自该录像带的模拟信号被转换成数字代码。The less stable compounds were converted into a compo...
W. Somerset Maugham's novel still packs an emotional punch.威廉·萨默塞特·毛姆的小说仍具有强烈的情感冲击力。The guards, he said, would punch them for no reason.他说警卫会无缘无故殴打他们。He managed to free one hand to ward off a punch.他设法挣脱出一只手来挡住了一拳。...