long-term effectiveness

• 长期效果

long-term effectiveness的用法和样例：

例句

1. Professor Smalley says medication is very effective in the short term.But, she says the study raises important questions about the long-term effectiveness of current treatments.
   斯莫利教授说短期内药物很有效，但研究又发现目前这种治疗方法的长期效果还存在重要问题。