她拍的每一张照片中都传递出一种临场感，使人有如亲临现场。In every one of her pictures she conveys a sense of immediacy.他一把扯下那女孩的照片，将它揉成一团。He tore down the girl's photograph, and crumpled it into a ball.这张令人难堪的照片是怎么落到媒体手中的？How had this com-promi...
refractory metals难熔金属For processing the high tensile metals: carbon stell common alloy stell, hard bronze forgeable castiron. etc.加工高抗张强度的金属: 碳素钢 、 硬青铜和可锻铸铁等.Gold retains its lustre for far longer than other metals...黄金保...
We can build up the speed gradually and safely.我们可以逐渐稳妥地提高速度。Deposits of plaque build up between the tooth and the gum.牙齿和牙龈之间会滋生牙斑。Exercise in pregnancy can build up your strength and suppleness.孕期锻炼身体可以增强体力和柔韧性。...