helixin

例句：

1. 1. The antibiotic helixin is effective against many types of bacteria.
   抗生素螺旋霉素对许多类型的细菌有效。
2. 2.Helixin is a commonly prescribed medication for treating urinary tract infections.
   螺旋霉素是一种常用于治疗尿路感染的处方药。
3. 3.In recent years, scientists have discovered new ways to produce helixin with higher yields and lower costs.
   近年来，科学家们发现了新的生产方法，可以以更高的产量和更低的成本生产螺旋霉素。