blow sand

基本解釋

When winds blow sand particles against a large rock for a long time, the softer layer of the rock are slowly worn away.
由于風將砂粒刮起來，碰撞大巖石，久而久之，較松軟的巖石層就被慢慢地磨損。（只能譯成“較”，不能譯為“更”）
The results showed that the three factors(gale, blow sand and drought) affect the success of forestation on sandy wasteland at wind gap district;
研究結果表明：影響沙荒風口造林成功最主要是每年秋冬季的大風、飛沙和干旱三大因子；
China is rich in extra fine sand, such as river sand in the Changjiang River, Yellow River and Zhujiang River, blow sand in the area of northeast China and Xinjiang.
我國有著豐富的特細砂資源，如長江、黃河、珠江等流域的河砂，西北和新疆等地的風積砂幾乎遍布全國各地。

In recommending against PSA tests for early signs of prostate cancer, the United States Preventive Services Task Force has struck another blow for a head-in-the-sand approach to early detection of fatal illnesses.
FORBES: Head-In-The-Sand Medicine: To Test Or Not To Test