Krock的用法和樣例：
例句
用作名詞 (n.)
- When a land mine is buried, Krock said, its chemical contents alter the soil very soon around it, resulting in a buildup of bacteria.
克羅克說，地雷被埋進土中之後，它的化學物質很快會改變它周圍的土壤，從而導致細菌的集結。 - Using soil samples collected from around land mines found in Bosnia,Krock detected bacteria that he thinks would be a reliable identifier of land mines.
抽取從波斯尼亞收集的地雷周圍的土壤作樣本，克羅克對細菌進行了探測，認為細菌是可靠的地雷識別者。
