RE: 蒸汽机

You are viewing a single comment's thread from:

蒸汽机

in hive-180932 •  5 months ago 

蒸汽机的发明，推动了社会的进步，同时也带来了环境的污染

hive-180932
5 months ago by

Downvoting a post can decrease pending rewards and make it less visible. Common reasons:

  • Disagreement on rewards
  • Fraud or plagiarism
  • Hate speech or trolling
  • Miscategorized content or spam

Submit
$0.00
    0
    Authors get paid when people like you upvote their post.
    If you enjoyed what you read here, create your account today and start earning FREE STEEM!