1. There was a calkage in the pipe, causing a leak.
管道有个回填物，导致了一个泄漏。
2. The calkage around the window is preventing drafts from coming in.
窗户周围的隔离剂阻止了气流进入。
3. He is just putting on a calkage to deceive us.
他只是在假装来欺骗我们。
4. Don't fall for his calkage, he's just trying to trick you.
别上他的当，他只是在忽悠你。