lean简单

The “mommy wars” of the 1990s are still going on today, prompting arguments about why women still can’t have it all and books like Sheryl Sandberg’s Lean In, whose title has become a buzzword in its own right.

20世纪90年代的“妈妈战争”至今仍在继续，引发了关于女性为何仍不能兼得一切的争论，也催生了谢丽尔·桑德伯格的《向前一步》这类书，其书名本身就已成为流行语。

It can be inferred that Lean In ____

可以推断出《向前一步》____

The researchers looked at data that [included] measurements of lean muscle and abdominal fat from more than 4,000 middle-to-older-aged men and women and [compared] that data to reported changes in fluid intelligence over a six-year period.

研究人员查看了{{7}}4000多名中老年男女的瘦肌肉和腹部脂肪测量值的数据，并将这些数据{{8}}六年间所报告的流体智力变化。

[Meanwhile], there are steps you can [take] to help reduce abdominal fat and maintain lean muscle mass as you age in order to protect both your physical and mental [wellbeing].

{{16}}，随着年龄增长，你可以{{17}}一些措施来帮助减少腹部脂肪、保持瘦肌肉量，以保护你身体和心理的{{18}}。

No shock there, considering how much work it is to raise a kid without a partner to lean on; yet to hear Sandra and Britney tell it, raising a kid on their “own” (read: with round-the-clock help) is a piece of cake.

考虑到在没有伴侣可依靠的情况下抚养孩子有多辛苦，这并不令人震惊；然而听桑德拉和布兰妮说起来，她们“独自”（意思是：有全天候的帮手）抚养孩子却是小菜一碟。

More difficult, in the moment, is discerning precisely how these lean times are affecting society’s character.

而眼下更难的，是准确辨别这段困难时期正如何影响社会特质。

lean towards

倾向于