如果倾斜方向相反的话, 它就是正的了.If the dip were in the opposite direction, it would be positive.每个相角不论是正的还是负的, 都是相对于水平轴来说的.Each phase angle, whether positive or negative, is referenced to the horizontal.方差的正的平方根叫做标准差.The positive squ...
It can be beneficial to share your feelings with someone you trust.向自己信任的人倾诉感情是很有益处的。That's why I must trust you to keep this secret.那就是为什么我必须得相信你会保守这个秘密的原因。Jake has raised two smashing kids and I trust his judgemen...