她真够大胆的，竟抓住了我的衣袖。Bold as you please, she grabbed me by the sleeve.他扯了扯我的衣袖以引起我的注意.He pulled my sleeve, attracted my attention in this way.他用衣袖擦去泪水.He brushed away the tears with his sleeve....
Suetion devices are inadequate in gravels or very porous soils.吸水装置对砂砾或非常疏松的土壤是不适用的.They may form concentrated pockets in gravels.它们可能在砾石堆积物中形成富集的矿囊.Graves are a mix of gravels, clay and sand carried out by the river.它混合...