从很小的时候起，我就和外面的世界有一种很深的联系。

From a young age, I've had a really deep connection with being outside.

youdao

从什么时候起，拥有更多不再显著增加人类的满足感？

When does having more cease to add noticeably to human satisfaction?

youdao

从很小的时候起，谭就一直对数学着迷。

From a very young age, Tan has always been crazy about math.

youdao

So, we're going to start with talking about bonding, and any time we have a chemical bond, basically what we're talking about is having two atoms where the arrangement of their nuclei and their electrons are such that the bonded atoms results in a lower energythan for the separate atoms.

那么，下面我们将从成键开始讲起，无论什么时候我们有一个化学键，基本上我们所讨论的,都是如何安排两个原子的原子核的位置,与电子的位置使得成键的两个原子,最终比分开时的能量更低。

麻省理工公开课 - 化学原理课程节选

And that's when we kept her.

从那时候起，我们就一直养着她。

与流浪狗的相遇 - SpeakingMax英语口语达人