under it, there is no limit to the power it can generate.
美国是一个巨大的锅炉。只要下面点着火，它会产生无限的能量。
Collaboration between governments, industries, and communities is essential to drive meaningful progress.
I must confess that I never could see any beauty in her. Her face is too thin; her complexion has no brilliancy; and her features are not at all handsome. Her nose wants character; there is nothing marked in its lines. Her teeth are tolerable, but not out of the common way; and as for her eyes, which have sometimes been called so fine, I could never see anything extraordinary in them.
I'm like a dog, I don't speak but I understand.
如果让鼻子挡住了，该怎么做俯卧撑呢？
过去是一个谜，历史学家是试图将碎片拼凑在一起的人。