a.

1. 真实的，实在的[Z]
   People and things are substantial; dreams and ghosts are not.

   人和事物是真实的；梦和鬼魂是虚幻的。

2. 坚固的，结实的
   The house is substantial enough to last a hundred years.

   这房子很坚固，一百年也不会坏。

3. 多的；大的；大量的；丰盛的
   I had a substantial meal.

   我饱餐了一顿。

4. 内容充实的，有价值的，重要的
   They made substantial changes.

   他们作了重大改变。

5. 富裕的，殷实的
   He introduced us to a number of substantial farmers.

   他把我们介绍给几个殷实的农场主。

6. 基本上的，大体上的[B]
   The stories told by the two boys are in substantial agreement.

   那两个男孩讲的情况基本一致。

n.

1. 实在的东西；重要的东西[P]

adj.

1. of considerable importance, size, or worth.
   ▸strongly built or made.
   ▸important in material or social terms; wealthy.
2. concerning the essentials of something.
3. real and tangible rather than imaginary.