This is true, radiating and self-feeding happiness and productivity… and it all begins with self-knowledge and self-awareness — not from the study of others’ habits.

幸福和快乐可以自己满足，这是真的！ 你只要有这样的感觉和意识--而不是学别人的习惯。

youdao

The self-feeding bit consists of the rotary nozzle, the cutting conformity device and the power supply device etc.

自进式钻头由旋转喷嘴、钻屑整合装置、推力提供装置等组成。

youdao

The self-feeding bit carries the special rubber tube that provides high-pressure hydrodynamics for the bit to drill continuously.

自进式钻头带动为其提供高压水动力的特制胶管向前连续钻井。

youdao

PayPal's business is similarly self-feeding not least due to eBay.

ECONOMIST: Internet firms

From this perspective, it is only logical that the heir you felt was best suited to succeed you would be too insightful to not reject the baton you tried to pass to him since it came loaded with self-esteem problems and the care-and-feeding demands of Tweedle-Dee and Tweedle-Dum.

FORBES: 5 Ways Family Business Founders Can Change A "Made Up" Mind

What's more, some of the pursuits of these venture philanthropists seem more like self-serving science projects: Never mind feeding the poor, let's wire up schools for Web surfing.

FORBES: The Radical Philanthropist