1. (空气或气体)压缩的
Compressed air or gas is squeezed into a small space or container and is therefore at a higher pressure than normal. It is used especially as a source of power for machines.

1. reduced in volume by pressure

e.g. compressed air

2. pressed tightly together

e.g. with lips compressed

Synonym: tight

3. flattened laterally along the whole length (e.g., certain leafstalks or flatfishes)

Synonym: flat