catalyst stream

例句：

1. 1.The catalyst stream is crucial for the reaction to occur.
   催化剂流对于反应的进行至关重要。
2. 2. The engineer used a special catalyst stream to speed up the process.
   工程师使用了一种特殊的催化剂流来加速过程。
3. 3. The scientists discovered a new catalyst stream that could potentially solve the problem.
   科学家们发现了一种新的催化剂流，可能可以解决这个潜在问题。