1. 一般認(rèn)為像木工和烹飪之類的實(shí)用課程不如數(shù)學(xué)重要。
   Practical lessons, like woodwork and cookery, are not considered as important as maths.
2. 他們的研究項(xiàng)目實(shí)用價(jià)值很有限。
   Their research project has limited practical utility.
3. 你收集到的大部分情報(bào)沒有實(shí)用價(jià)值。
   Much of the information you have gleaned is of no practical use.
4. 這本書理論性太強(qiáng)，我需要一本實(shí)用的。
   This book is too theoretical; I need a practical one.
5. 你的發(fā)明不實(shí)用。
   Your invention is not practical.

實(shí)的英語翻譯：

用的英語翻譯：