a certain amount of
短语词组
- A certain amount of reason 一定的理智
- a certain amount of planning 一定量的槼劃
- A certain amount of skill 一定的聽說讀寫能力
- a certain amount of heat 一定數量的熱量
- A certain amount of study 進行了一定的研究
- A certain amount of sponsorship 一定數額的贊助 返回 a certain amount of