training aid

基本解释

Although the approach to training on the mook jong is different, it is still an extremely effective training aid for both arts!
虽然用木人桩训练的方法很另类，但它对于这两门艺术仍然为极其有效地训练。
blog.sina.com.cn
Said invention children's cap not only can be worn, but also can be used for performance, can be used as training aid to promote development of children's intelligence.
其主要优点是“寓教于帽”，既可以日常穿戴，也可用于表演，还可作为教具，使幼儿在日常生活中学习百科知识，提前开发幼儿的聪明智慧。
ip.com
So the learning strategy training of English vocabulary is put into the classroom teaching in the research, and it is hoped that the strategy training can aid vocabulary acquisition.
因此本研究尝试将英语词汇学习策略培训融入课堂教学，以提高学习者的词汇学习能力。

Other federal grants: Federal monies awarded to the institution under federal government student aid programs, such as Supplemental Educational Opportunity Grants (SEOG), DHHS training grants (aid portion only), State Student Incentive Grants (SSIG), and other federal student aid programs.
FORBES: #526 Colby-Sawyer College