Maybe the secret to Lenny's youthfulness is that he inherited a diverse set of immune genes.

也许莱尼年轻秘密在于他继承了一套多样化免疫基因。

Especially because there was kind of this idea that true beauty or youthfulness didn't last very long.

真正美丽或年轻不会持续很长时间。

Instead, they emphasized a certain youthfulness in her that transcended age.

相反，他们强调她身上有一种超越年龄青春气息。

" I must say again that I heartily admire your gallantry and youthfulness" .

“我必须再说一遍，我由衷地钦佩你勇敢和青春”。

She had a certain air of simplicity and youthfulness in her deportment.

她举止有一种朴素和年轻气息。

Naoko's youthfulness struck me in a new way.

直子青春气息新打动了我。

His bushy light-brown curls, as well as his youthfulness, identified him at once with Celia's apparition.

他浓密浅棕色卷发， 及他青春， 立刻把他认作是西莉亚幻影。

He stared, he pondered, he suddenly laughed, and in that laughter found a youthfulness he had never known in his solemn youth.

他凝视，他沉思，他突然笑了，在这笑声中，他找到了他严肃青春中从未有过青春。

It gives us a better understanding of the larger obsession with youthfulness and its subsequent regressive behavior as a sort of reflex against the fear of death, the fear of time running out.

它让我们更好地理解了对年轻痴迷及随之而来倒退行为，这是对死亡恐惧一种投射，对时间流逝恐惧。

'I sincerely trust that your wife'—but observing the youthfulness of Swithin, he withdrew the word suggested by the manner of Swithin towards Lady Constantine—'I trust the young lady was not seriously cut'?

“我真诚地相信你妻子” ——但看到斯威辛还很年轻， 他收回了斯威辛对君士坦丁态度暗示话——“我相信这位年轻女士没有受重伤” ？

It would never do to appear sedate and elderly before Melanie's sweet youthfulness. The lavender barred muslin was beautiful with those wide insets of lace and net about the hem, but it had never suited her type.

可千万不能在媚兰那娇嫩姿色前显得稳重和老气呀！那件淡紫色条纹细棉面，配上宽宽镶边和网缘，倒是十分漂亮，可是这对她身段很不合适。

The air of completeness and superiority with which she walked at my side, and the air of youthfulness and submission with which I walked at hers, made a contrast that I strongly felt.

她走在我身边时完全和优越感，与我走在她身边时青春和顺从，形成了强烈对比。

Less repose was visible in his face than in Eustacia's, but the same luminous youthfulness overspread it, and the least sympathetic observer would have felt at sight of him now that he was born for a higher destiny than this.

他脸看上去不像游苔莎那样安详，不过同样焕发着年轻光彩，即使是最没有同情心旁观者现在看到他，也会觉得他不应该有这样结局。

The blood that ran so close to her fair skin might have been a preserving fluid rather than a ravaging element;yet her look of indestructible youthfulness made her seem neither hard nor dull, but only primitive and pure.

紧贴着她白皙肌肤血液， 与其说是破坏性元素， 倒不如说是一种保存液； 然而，她那种坚不可摧青春容貌， 却让她看起来既不冷酷也不呆板，而是原始而纯洁。