second class

Từ điển WordNet v3.1 - WordNet Dictionary

I - noun

1. not the highest rank in a classification
• Hypernyms:
rank
2. not the highest quality in a classification
• Hypernyms:
inferiority, low quality
3. a class of accommodations on a ship or train or plane that are less expensive than first class accommodations
• Syn:
cabin class, economy class
• Hypernyms:
accommodation

II - adverb

by second class conveyance
- we traveled second class