Indocarbon
靛炭(一种硫化染料)
🗣️ 情景例句
I give up, I don't know what you're talking about.
我投降了，我一直都听不懂你在说什么。
Any personal hobbies such as sports, music and collecting stamps never had a place in his life.
任何一种个人的业余爱好，如体育活动，音乐，集邮等等在他的生活中从未有过地位。
Which speech are you going to?
你打算去听哪个报告呢？