薄薄的一层表土被冲走了。A thin layer of topsoil was swept away.那单薄的土地很快就失去了表土,成为沙粒和尘埃.The fragile land quickly lost its topsoil and became nothing but sand and dust.从工地挖出的表土须用于筑堤的石笼上.Topsoil excavated from the work site shall be app...
Educed preferably and reliability testing result through practical test.通过实际实施应用,得出了可信度较好的测试结果.The calculated results showed that ZMS adsorbent adsorbs preferably oxygen to nitrogen.实验结果表明,沸石分子筛吸附剂优先吸附氮.All junctions of ...
Bobby looked at her with a sheepish grin.博比望着她腼腆地咧嘴一笑。Mary gave her a sheepish grin.玛丽难为情地冲她咧嘴一笑。The couple leapt apart when she walked in on them and later came downstairs looking sheepish.她走进屋时撞见这对情侣，搞得两人赶紧分开，后来又面带窘色地走...
They suffered an electoral catastrophe, winning a paltry 3 seats.他们在选举中惨败，仅获得微不足道的3个席位。They believe they're playing a zero-sum game, where both must compete for the same paltry resources.他们明白他们正处于一场零和博弈中，双方必须针锋相对，争夺...