There are some people who never have fallen in love,if they hadn't heard there was such a thing.
Safety must always be the top priority in mining operations.
音乐是我的力量,也是我的弱点。
We need to ensure that the Internet remains open and accessible to all.
自动机和形式语言的研究对于理解计算的极限是基础性的。
A long habit of not thinking a thing wrong gives it a superficial appearance of being right.
The female body has been a battleground throughout history.