Arduousness
n. 艰难, 艰苦, 艰辛, 奋斗
🗣️ 情景例句
Grandpa, when did Dad graduate from Michigan?
爷爷，爸爸是什么时候从Michigan毕业的？
What's your motherland?
你祖国是哪儿？
The Crystal Palace was different from all other buildings in the world, for it was made of iron and glass.
这座水晶宫不同于世界上所有的其他建筑，因为它是用钢和玻璃建成的。