depressvt.使沮丧；压下；使萧条；降低；压抑depressedadj.沮丧的；降低的；不景气的；萧条的；[动]扁平的；[植]匍匐的动词depress的过去式及过去分词.

1. The Cathaysian block is more mobile in comparison with the Yangtze block.
   华夏地块相对于扬子地块是比较活动的构造单元。
2. Four types of Pb-Zn-Ag deposits occur in the middle north margin of North China Block.
   华北地块北缘中段是我国铅锌银矿床的重要富集区之一。