1. I get very nervous because I'm using a lot of expensive equipment.
2. The case against is twofold: too risky and too expensive.
3. They actually moved down from upstairs because the rent's that expensive.
4. Although they're expensive, they last forever and never go out of style.
5. Retooling, or recasting new toy moulds, is a slow and expensive process.
更换机器或者重新铸造新的玩具模具都是一个耗费时间和财力的过程。
6. There are restaurants, both humble and expensive, that specialize in them.