mix sand with 把沙子同…搀在一起
blast sand with tumbling barrel 滚筒式喷砂机
sand with shell 贝壳砂
natural sand with stone 天然沙夹石
sand with clay interlayer 夹土层砂
total tail sand with mud 含泥全尾砂
covered sand with membrane 覆膜砂
double antibody sand with-el 双抗体夹心elisa
She explored the sand with her toes.
她用脚趾感觉沙的情况。
He drew a circle in the sand with a stick.
他用枝条在沙地上画了一个圆。
It lays its eggs in shallow depressions in the sand with very little protection around them.
它把蛋产在沙中的浅洼地里,周围几乎没有保护措施。
It lies between sand hills covered with pine trees and rich farmland near the Mississippi River.
VOA: special.2010.01.03
Bishop's sandpiper poet, there in your handout, is obsessed with the mere details of experience, those sand grains, quartz grains.
毕肖普写鹬的那首诗,你们的讲稿上有,被零星的描写经验的细节所累,描写了那些谷物和石英岩。
Wavoka himself told his followers: "Our trails are covered with grass and sand.
VOA: special.2010.04.08
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