metal biscuit的用法和樣例：
例句
- Cutting machines cut big pieces of metal into small pieces.
切割機器把大金屬塊切割成小金屬塊。 - The analysis chamber consists of a metal block which houses an annulus.
分析室由金屬塊組成，內裝一個(gè)環(huán)。 - These bits of metal are clinging together.
這些小塊金屬被粘在一起。 - The metal surface was pockmarked with little holes.
這塊金屬的表面有密密麻麻的小洞。
