Then, I attended a small gathering at a bar a few days ago, and a girl asked me why my posts are full of positive energy as if there is nothing wrong in my life.

后来，我前几天在一个酒吧参加了一场小型聚会，一个女孩为我为什么我的帖子里都充满了正能量，好像我的生活总是一帆风顺一样。

youdao

On the former, positive plate bar corrosion resistance and water of cell loss rate are the two main factors.

就前者而言，正极板栅耐腐蚀性能和电池的水损耗速度乃是两个最主要的因素。

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Characteristics: Oil soaking CAM and connecting bar system; sinker with an eyelet to take unable-closed steel wire; let-off boxes control two rollers for positive let-off motion.

特点：油浸式凸轮连杆机构，地梳固定不摆动，带耳沉降片穿防闭钢丝，送经箱体分别控制二辊罗拉积极送经。

youdao

If x is high relative to x-bar--this is positive-- then y tends to be low relative to its mean y-bar and this is negative.

如果x比x均值要大,这个为正,而y比y均值小,这个为负

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This person may actually think the negative feedback is positive because it raises the bar to improve his or her performance levels.

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One false positive and each pill bottle would have to be examined by hand--no improvement over current bar-coding technology.

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Tumblr lowered the bar to creating a beautiful, dynamic website and raised the payoff in the form of positive social reinforcement.

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