因为首先老人需要照看，孩子也需要人照顾。

For one thing, the old need to be looked after, and their children need to be looked after.

youdao

低近球这一击或许更难接近果岭，因为首先的一击更可能得到奖励。

The run-up shot may be more difficult or impossible to get close to the flagstick, as the preferred shot should be rewarded, when possible.

youdao

我说我不可能这么做，因为首先，这个承诺不可能保密，而且这么做会破坏和平伙伴关系的可靠性。

I said I couldn't do that because, first of all, it wouldn't remain secret, and doing so would undermine the credibility of the Partnership for Peace.

youdao

So, if we want to think about what the first ionization energy is of boron, what you want to do is write out the electron configuration, because then you can think about where it is that the electron's coming out of.

如果我们要考虑,硼的第一电离能，你首先要做的是写出它的电子排布，因为在这之后,你才能知道拿走的是哪里的电子。

麻省理工公开课 - 化学原理课程节选

Some scholars have even speculated that Christians may have been the first to do this, because they were arguing with their friends,the Jews.

有些学者甚至推测,基督教徒是首先这样做的，因为他们在和犹太朋友争辩时。

耶鲁公开课 - 新约课程节选

The first thing they said was, "You have no board of directors," because I was the board. I was the whole board.

他们首先提出的是，你们没有董事会“,因为我就是董事会，董事会里就我一个人。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选