人的一生中會發生什麼事？：英語精讀講義

The global life expectancy is 71.4 years, 用詞

全球預期壽命為71.4歲，

but in the US it's a bit higher at 78.6. 文法

但美國略高，為78.6歲。

This amounts to 28,689 days 片語動詞

這相當於28,689天，

or 2 billion 478 million 700,000 seconds alive on Earth.

也就是在地球上活了24億7,870萬秒。

So, what can happen to you in that time? 表達脈絡

那麼，在這段時間裡，你會經歷些什麼呢？

You produce 0.4 ml of saliva per minute

你每分鐘會分泌0.4毫升唾液，

and 0.5 to 1 liter per day.

每天則會分泌0.5到1公升。

That means in a lifetime you could fill anywhere between

也就是說，你一生分泌的口水足以裝滿

180 to 360 bathtubs full of spit.

180到360個浴缸。

Men cry an average of one time per month and women 2.7 times,

男性平均每月哭1次，女性則為2.7次，

giving you an average of 1,745 good cries per lifetime.

這樣算下來，一生平均會痛痛快快地哭1,745次。

The average adult is not getting their 10,000 steps in 片語動詞

一般成年人每天其實走不到10,000步，

as the average US adult only takes around 5,100 steps per day.

因為美國成年人平均每天只走約5,100步。

But in a lifetime it ends up being a pretty impressive 片語動詞

但一輩子累積下來，步數還是相當驚人：

146 million steps.

1億4,600萬步。

If the average stride length is 0.71 m, 文法

如果平均步幅是0.71公尺，

then you'll walk around the length of the equator around 2.6 times.

那麼你走過的距離約等於繞赤道2.6圈。

Men are continually making new sperm,

男性會持續製造新的精子，

producing 1 to 10 trillion sperm cells in a lifetime. 文法

一生可產生1兆到10兆個精子。

And people generally start having sex around age 16 or 17.

而人們通常在16或17歲左右開始有性生活。

The baby boomers have had an average of 11 sexual partners, 文化背景

嬰兒潮世代平均有過11名性伴侶，

but millennials are only expected to have around eight sexual partners throughout their lives. 文法

但預計千禧世代一生只會有約8名性伴侶。

From the ages 20 to 60,

從20歲到60歲，

it's estimated that you learn one to two new words per day 文法

據估計，你每天會學會一到兩個新詞，

with an average total of 42,000 words.

平均詞彙量總計為42,000個詞。

This number declines as we age 文法

這個數字會隨著年齡增長而下降，

and is likely related to our brain decaying at a rate of 5% per 片語搭配

這很可能與我們的大腦以每

decade. after the age of 40.

十年5%的速度衰退有關，這種衰退發生在40歲以後。

The average person 15 years and older in the US works 7.9 hours per day.

在美國，15歲以上的人平均每天工作7.9小時。

And with the average age of retirement being 63, 文法

而平均退休年齡是63歲，

you'll spend about 16 years in total at the office.

所以你一生總共會有大約16年待在辦公室裡。

But are you really working or just looking at memes? 表達脈絡

但你真的有在工作，還是只是在看迷因？

One study found that young adults use their phones 5 hours per day

一項研究發現，年輕人每天使用手機5小時，

and check their phone in 30-second bursts 85 times a day. 片語搭配

而且每天會查看手機85次，每次約30秒。

When you do the math, 慣用語

算一算，

that adds up to almost 13 years on your phone. 片語動詞

你一生花在手機上的時間將近13年。

That doesn't even include Netflix where subscribers spend upwards of 500 hours per year streaming content, 講解

這甚至還沒算Netflix；訂閱戶每年串流觀看內容的時間超過500小時，

which means at this rate you'd spend around 4.5 years watching Netflix. 講解

照這個速度，你一生大約會花4.5年看Netflix。

In your lifetime,

在你的一生中，

you might be a millionaire with the average bachelor degree holder

你或許能成為百萬富翁：擁有學士學位的人平均

earning 1.8 million and those with a college degree earning 1.1 million.

能賺180萬美元，而擁有大學學位的人平均能賺110萬美元。

Of your fortune,

在你賺到的錢裡，

alcohol consumption accounts for about 0.9% of annual income 片語動詞

酒類消費約佔年收入的0.9%，

with 515 spent on alcohol per year.

每年花在酒上的錢為515美元。

Per day,

每天，

men sleep about 496.4 minutes

男性平均睡496.4分鐘，

and women sleep 507.6 minutes on average,

女性則平均睡507.6分鐘，

a statistically significant 11 minutes more than men, 用詞

比男性多出11分鐘，而且這項差異在統計上顯著，

which means more than a third of your life is spent snoozing. 講解

這表示你一生有超過三分之一的時間都在睡覺。

But even when you're awake, 文法

但即使清醒的時候，

we spend 10% of the day with our eyes closed

我們每天也有10%的時間閉著眼睛，

as the average person blinks 28,800 times per day

因為一般人每天眨眼28,800次，

or 15 to 20 blinks per minute.

也就是每分鐘15到20次。

By the age of 30,

到30歲時，

you'll likely get the flu twice every decade.

你很可能每十年會得兩次流感。

The incidence may decrease as medicine continues to improve, 講解

隨著醫學不斷進步，發病率可能會下降，

but may also increase because of the amount of time we spend indoors.

但也可能因為我們待在室內的時間太長而上升。

A study in the journal of Nature found

《自然》期刊刊載的一項研究發現，

that we spend 87% of our life indoors

我們一生有87%的時間在室內度過，

and 6% in a vehicle.

另有6%的時間待在交通工具裡。

The Earth,

地球——

which you are currently standing on, 文法

也就是你此刻腳下所站的地方——

will travel 73 billion 884 million km in your lifetime.

在你的一生中會移動738億8,400萬公里。

So, no matter what happens, 文法

所以，無論發生什麼，

you've traveled billions of kilometers through space. 文法

你都已經在太空中移動了數十億公里。

And that's pretty cool.

這真的很酷。

Thank you so much for watching.

非常感謝收看。

Now you know what happens in one lifetime.

現在你知道一生中會發生什麼了。

You can also find out what happens in one minute in another video,

你也可以在另一支影片中看看一分鐘內會發生什麼，

which we'll link to over there.

連結就在那邊。

It is equally as fun.

那支影片同樣有趣。

It's actually one minute long,

它其實真的只有一分鐘，

so like literally.

真的是字面上的一分鐘。

Subscribe to AsapSCIENCE for more weekly science videos.

訂閱AsapSCIENCE，收看我們每週更新的科學影片。

You can follow us on Instagram and Twitter,

你可以在Instagram和Twitter上追蹤我們，

but if not, 文法

當然，不追蹤也沒關係，

we'll see you next week.

我們下週見。

Peace. 語氣意圖

掰掰。