ExMind ExMind
首页 帮助
打开 App
    首页/CEFR/C1/Vocabulary/US/effectiveness ·noun/effectiveness ·noun

人们对这种药物的疗效存有疑问。

There are doubts about the ___effectiveness of the drug.

如果做到这一点,课程的效果无疑会得到提高。

If this is done, the ___effectiveness of the lessons will no doubt be increased.

提高员工培训的效果是管理层的优先事项。

Improving the ___effectiveness of staff training is a priority for management.

在 App 中打开

© 2026 ExMind. 英语学习,每天进步一点点。

Hangzhou Yigesi Network Technology Co., Ltd.