Maintenance prevention
[化] 安全措施; 安全设施
🧩 词语组成解析
🗣️ 情景例句
He lost his money due to his own carelessness.
由于大意，他丢了钱。
Not all butter that the cow yields.
母牛所产的未必全是黄油。
but they do underline the general principle that the relationship between elephant and mahout is the key to successful training.
但强调了一项基本原则，象和驯象员之间的关系是驯象成功与否的关键。