Limonitization
褐铁化作用
🗣️ 情景例句
and I do mean welcome home.
我真心欢迎你们回来。
What flights do you have from New York to London tomorrow?
明天从纽约飞往伦敦的有哪几班机？
The question became one of whether Man could control the disease he had invented.
现在的问题是，人类能否控制住这种人为的疾病。