摘要:
一、 Blue(100% red centre)> Rare/Bloody(75% red centre) > medium rare(50% red centre) > medium(25% red centre) > medium well(hint of pink) > well done(1 阅读全文
摘要:
Google "how many words does a native speaker know" 一、an average of 20,000 to 30,000 vocabulary words ①Even with intensive study, how many words do non 阅读全文