in small compass

• 紧密; 简洁,在小范围内

in small compass的用法和样例：

例句

1. They try to confine the disease in a small arae.
   他们设法将疾病控制在小范围之内。
2. British trucks have a small camo detection radius.
   英军卡车获得小范围的反伪装能力。