constant multiplier

例句：

1. 1. The weather is constant throughout the year.
   天气全年都不变。
2. 2. The company's policy of constant innovation has made it one of the most successful in the industry.
   公司不断创新的政策使其成为该行业中最成功的企业之一。
3. 3. The constant rain made the streets slippery and dangerous.
   持续的雨水使街道变得滑且危险。