I had another spontaneous miscarriage at around the 16th to 18th week.我在大约第16至18孕周时又经历了一次自然流产。spontaneous outpourings of praise一片自然迸发的赞美声a spontaneous offer of help主动提出帮助...
(商标)由金刚砂晶体构成的研磨剂.A trademark used for an abrasive of silicon carbide crystals.金刚砂是非常坚硬的金属物质.The emery is a hard metallic substance.适用砂材: # 26- #320氧化铝砂 、 金刚砂 、 玻璃珠 、 塑胶喷砂粒等.Applicable sand material: Aluminum oxide Sand o...
他慢慢往前开，发动机低速运转。Very slowly he moved forward, the engine ticking over.一艘登陆艇的发动机还在运转。The engine of one landing craft was still running.用不了5小时，设备就又能嗡嗡地运转了。Within five hours, the equipment will be humming away again....